/* ____________________________________________________________________________________ */
/***********************         CSS Document                     ***********************/
/***********************         Hele pagina opmaak               ***********************/
/***********************         Grid container                   ***********************/
/***********************         Lettertype                       ***********************/
/***********************         Header opmaak                    ***********************/
/***********************         Logo opmaak                      ***********************/
/***********************         Navigatie opmaak                 ***********************/
/***********************         Foto opmaak                      ***********************/
/***********************         Knop naar boven                  ***********************/
/***********************         Section content opmaak           ***********************/
/***********************         Section video opmaak            ***********************/
/***********************         Section article opmaak           ***********************/
/***********************         Footer opmaak                    ***********************/
/***********************         Pagina lezen opmaak              ***********************/
/***********************         Pagina spelling opmaak           ***********************/
/***********************         Pagina EDI opmaak                ***********************/
/***********************         Pagina MI opmaak                 ***********************/
/***********************         Pagina contact opmaak            ***********************/
/***********************         JavaScript pagina opmaak         ***********************/
/* ____________________________________________________________________________________ */


/***********************         Hele pagina opmaak               ***********************/
@import url('https://fonts.googleapis.com/css2?family=Pattaya&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Pangolin&display=swap');
@import url("https://fonts.googleapis.com/css?family=Montserrat&display=swap");

:root{
    --primary-color: rgb(3, 188, 172);
    --primary-color-background: rgba(3, 188, 172, .2);
    --second-color: rgb(165,117,247);
    --second-color-background: rgba(165,117,247, .4);
    --font-family-h: 'Pattaya';
    --font-family: 'Pangolin';
    --font-size: 1.4rem;
    --font-size-h1: 1.6rem;
    --font-size-h2: 1.5rem;
    --marge: 2rem;
}

*{
    box-sizing: border-box;
}

body{
    font-size: var(--font-size);
}

a:any-link{
    text-decoration: none;
}

h1{
    text-align: center;
    font-family: var(--font-family-h);
    color: var(--second-color);
}

h2{
    font-family: var(--font-family-h);
    color: var(--second-color);
    font-size: var(--font-size-h2);
}

h3{
    font-family: var(--font-family-h);
    font-size: var(--font-size-h1);
}

body{
    max-inline-size: 1440px;
    margin: 0 20px;
    background-color: var(--primary-color-background);
    font-family: var(--font-family);
}

@media screen and (min-width: 1440px){
    body{
        margin: 0 1rem 1rem;
    }
}

p::first-letter{
    font-size: 150%;
}

.lijn_second{
    inline-size: 100%;
    border-top: 4px solid var(--second-color);
}

.lijn_primary{
    inline-size: 100%;
    border-top: 4px solid var(--primary-color);
}

#link{
    color: var(--second-color);
}


/***********************         Grid container                   ***********************/
.grid-container {
    display: grid;
    grid-template-columns: 1fr;
    grid-template-rows: auto;
    grid-column-gap: 20px;
    grid-row-gap: 20px;
    }
    
    .header_grid { grid-area: 1 / 1 / 2 / 2; }
    .foto_grid { grid-area: 2 / 1 / 3 / 2; }
    .content_grid { grid-area: 3 / 1 / 4 / 2; }
    .video_grid { grid-area: 4 / 1 / 5 / 2; }
    .article_grid { grid-area: 5 / 1 / 6 / 2; }
    .footer { grid-area: 7 / 1 / 8 / 2; }
    .formulier_contact { grid-area: 3 / 1 / 4 / 2; }
    .video_grid_lezen { grid-area: 4 / 1 / 5 / 2; }
    .video_grid_spelling { grid-area: 4 / 1 / 5 / 2; }
    .article_grid_edi { grid-area: 4 / 1 / 5 / 2; }
    .article_grid_mi1 { grid-area: 4 / 1 / 5 / 2; }
    .article_grid_lezen { grid-area: 5 / 1 / 6 / 2; }
    .table_grid_edi { grid-area: 5 / 1 / 6 / 2; }
    .article_grid_mi2 { grid-area: 5 / 1 / 6 / 2; }
    .video_grid_mi { grid-area: 6 / 1 / 7 / 2; }
    .calculator { grid-area: 4 / 1 / 5 / 2; }
    .javaScript { grid-area: 4 / 1 / 5 / 2; }

/**********  Grid container header  **********/
.header_grid {
    display: grid;
    grid-template-columns: 1fr;
    grid-auto-rows: auto;
    grid-column-gap: 20px;
    grid-row-gap: 20px;
}

.logo { grid-area: 1 / 1 / 2 / 2; }
.menu { grid-area: 2 / 1 / 3 / 2; }
.lijn_foto { grid-area: 3 / 1 / 4 / 2; }

/**********  Grid container foto  **********/
.foto_grid {
    display: grid;
    grid-template-columns: 1fr;
    grid-auto-rows: auto;
    grid-column-gap: 20px;
    grid-row-gap: 20px;
}
    
.foto { grid-area: 1 / 1 / 2 / 2; }
.lijn_foto { grid-area: 2 / 1 / 3 / 2; }

/**********  Grid container content  **********/
.content_grid {
    display: grid;
    grid-template-columns: 1fr;
    grid-auto-rows: auto;
    grid-column-gap: 20px;
    grid-row-gap: 20px;
}

.content_h1 { grid-area: 1 / 1 / 2 / 2; }
.content1 { grid-area: 2 / 1 / 3 / 2; }
.content2 { grid-area: 3 / 1 / 4 / 2; }
.lijn_content { grid-area: 4 / 1 / 5 / 2; }

/**********  Grid container video  **********/
.video_grid {
    display: grid;
    grid-template-columns: 1fr;
    grid-auto-rows: auto;
    grid-column-gap: 20px;
    grid-row-gap: 20px;
}
    
.video_h2 { grid-area: 1 / 1 / 2 / 2; }
.video1 { grid-area: 2 / 1 / 3 / 2; }
.video2 { grid-area: 3 / 1 / 4 / 2; }
.video3 { grid-area: 4 / 1 / 5 / 2; }
.video4 { grid-area: 5 / 1 / 6 / 2; }
.video5 { grid-area: 6 / 1 / 7 / 2; }
.lijn_video { grid-area: 7 / 1 / 8 / 2; }

/**********  Grid container article  **********/
.article_grid {
    display: grid;
    grid-template-columns: 1fr;
    grid-auto-rows: auto;
    grid-column-gap: 20px;
    grid-row-gap: 20px;
}

.article_h2 { grid-area: 1 / 1 / 2 / 2; }
.article1 { grid-area: 2 / 1 / 3 / 2; }
.article2 { grid-area: 3 / 1 / 4 / 2; }
.article3 { grid-area: 4 / 1 / 5 / 2; }
.lijn_article { grid-area: 5 / 1 / 6 / 2; }
.certificaat { grid-area: 2 / 1 / 3 / 2; }

/**********  Grid pagina lezen  **********/
.video_grid_lezen {
    display: grid;
    grid-template-columns: 1fr;
    grid-auto-rows: auto;
    grid-column-gap: 20px;
    grid-row-gap: 20px;
}
    
.video_h2_lezen { grid-area: 1 / 1 / 2 / 2; }
.video1_lezen { grid-area: 2 / 1 / 3 / 2; }
.video2_lezen { grid-area: 3 / 1 / 4 / 2; }
.video3_lezen { grid-area: 4 / 1 / 5 / 2; }
.video4_lezen { grid-area: 5 / 1 / 6 / 2; }
.video5_lezen { grid-area: 6 / 1 / 7 / 2; }
.lijn_video { grid-area: 7 / 1 / 8 / 2; }

.article_grid_lezen {
    display: grid;
    grid-template-columns: 1fr;
    grid-auto-rows: auto;
    grid-column-gap: 20px;
    grid-row-gap: 20px;
}

.article_h2_lezen { grid-area: 1 / 1 / 2 / 2; }
.article1_lezen { grid-area: 2 / 1 / 3 / 2; }
.article2_lezen { grid-area: 3 / 1 / 4 / 2; }
.lijn_article { grid-area: 5 / 1 / 6 / 2; }

/*********  Grid pagina spelling  *********/
.video_grid_spelling {
    display: grid;
    grid-template-columns: 1fr;
    grid-auto-rows: auto;
    grid-column-gap: 20px;
    grid-row-gap: 20px;
}
    
.video_h2_spelling { grid-area: 1 / 1 / 2 / 2; }
.nav_spelling { grid-area: 2 / 1 / 3 / 2; }
.groep3_spelling { grid-area: 3 / 1 / 4 / 2; }
.groep4m_spelling { grid-area: 4 / 1 / 5 / 2; }
.groep4e_spelling { grid-area: 5 / 1 / 6 / 2; }
.groep5m_spelling { grid-area: 6 / 1 / 7 / 2; }
.groep5e_spelling { grid-area: 7 / 1 / 8 / 2; }
.groep6_spelling { grid-area: 8 / 1 / 9 / 2; }
.groep7_spelling { grid-area: 9 / 1 / 10 / 2; }
.groep8_spelling { grid-area: 10 / 1 / 11 / 2; }

/**********  Grid pagina EDI  **********/
.article_grid_edi {
    display: grid;
    grid-template-columns: 1fr;
    grid-auto-rows: auto;
    grid-column-gap: 20px;
    grid-row-gap: 20px;
}

.article_edi { grid-area: 1 / 1 / 2 / 2; }
.lijn_article_edi { grid-area: 2 / 1 / 3 / 2; }


.table_grid_edi {
    display: grid;
    grid-template-columns: 1fr;
    grid-auto-rows: repeat(max-content);
    grid-column-gap: 20px;
    grid-row-gap: 20px;
}

.table_h2_edi { grid-area: 1 / 1 / 2 / 2; }
.table_edi { grid-area: 2 / 1 / 3 / 2; }

/**********  Grid pagina MI  **********/
.article_grid_mi1, 
.article_grid_mi2  {
    display: grid;
    grid-template-columns: 1fr;
    grid-auto-rows: auto;
    grid-column-gap: 20px;
    grid-row-gap: 20px;
}
.article_h2_mi { grid-area: 1 / 1 / 2 / 2; }
.mi_article1 { grid-area: 2 / 1 / 3 / 2; }
.mi_article2 { grid-area: 3 / 1 / 4 / 2; }
.mi_article3 { grid-area: 4 / 1 / 5 / 2; }
.mi_article4 { grid-area: 5 / 1 / 6 / 2; }
.lijn_mi { grid-area: 6 / 1 / 7 / 2; }

.video_grid_mi {
    display: grid;
    grid-template-columns: 1fr;
    grid-auto-rows: repeat(max-content);
    grid-column-gap: 20px;
    grid-row-gap: 20px;
}
.mi_1 { grid-area: 1 / 1 / 2 / 2; }
.mi_2 { grid-area: 2 / 1 / 3 / 2; }
.mi_3 { grid-area: 3 / 1 / 4 / 2; }
.mi_4 { grid-area: 4 / 1 / 5 / 2; }
.mi_5 { grid-area: 5 / 1 / 6 / 2; }

@media screen and (min-width: 768px){
    /**********  Grid container header  **********/
    .header_grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .logo { grid-area: 1 / 1 / 2 / 2; }
    .menu { grid-area: 1 / 2 / 2 / 3; }
    .lijn_header { grid-area: 2 / 1 / 3 / 3; }

    /**********  Grid container content  **********/
    .content_grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .content_h1 { grid-area: 1 / 1 / 2 / 3; }
    .content1 { grid-area: 2 / 1 / 3 / 2; }
    .content2 { grid-area: 2 / 2 / 3 / 3; }
    .lijn_content { grid-area: 3 / 1 / 4 / 3; } 


    .video_grid {
        grid-template-columns: repeat(6, 1fr);
    }
    
    .video_h2 { grid-area: 1 / 1 / 2 / 7; }
    .video1 { grid-area: 2 / 1 / 3 / 3; }
    .video2 { grid-area: 2 / 3 / 3 / 5; }
    .video3 { grid-area: 2 / 5 / 3 / 7; }
    .video4 { grid-area: 3 / 1 / 4 / 4; }
    .video5 { grid-area: 3 / 4 / 4 / 7; }
    .lijn_video { grid-area: 4 / 1 / 5 / 7; }

    /**********  Grid pagina lezen  **********/
    .video_grid_lezen {
        grid-template-columns: repeat(6, 1fr);
    }
    
    .video_h2_lezen { grid-area: 1 / 1 / 2 / 7; }
    .video1_lezen { grid-area: 2 / 1 / 3 / 3; }
    .video2_lezen { grid-area: 2 / 3 / 3 / 5; }
    .video3_lezen { grid-area: 2 / 5 / 3 / 7; }
    .video4_lezen { grid-area: 3 / 1 / 4 / 4; }
    .video5_lezen { grid-area: 3 / 4 / 4 / 7; }
    .lijn_video { grid-area: 4 / 1 / 5 / 7; }

    .article_grid_lezen {
        display: grid;
        grid-template-columns: repeat(6, 1fr);
    }
    
    .article_h2_lezen { grid-area: 1 / 1 / 2 / 7; }
    .article1_lezen { grid-area: 2 / 1 / 3 / 4; }
    .article2_lezen { grid-area: 2 / 4 / 3 / 7; }
    .lijn_article_lezen { grid-area: 3 / 1 / 4 / 7; }

    /*********  Grid pagina spelling  *********/
    .nav_spelling {
        display: grid;
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: auto;
        }
  
    /**********  Grid pagina MI  **********/

    .article_grid_mi1, 
    .article_grid_mi2  {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .article_h2_mi { grid-area: 1 / 1 / 2 / 3; }
    .mi_article1 { grid-area: 2 / 1 / 3 / 2; }
    .mi_article2 { grid-area: 2 / 2 / 3 / 3; }
    .mi_article3 { grid-area: 3 / 1 / 4 / 2; }
    .mi_article4 { grid-area: 3 / 2 / 4 / 3; }
    .lijn_mi { grid-area: 4 / 1 / 5 / 3; }    
}

 @media screen and (min-width: 1024px){
    .grid-container {
        grid-template-columns: 20px 1fr 20px;
        grid-template-rows: auto;
        }
        
        .header_grid { grid-area: 1 / 1 / 2 / 4; }
        .foto_grid { grid-area: 2 / 1 / 3 / 4; }
        .content_grid { grid-area: 3 / 2 / 4 / 3; }
        .video_grid { grid-area: 4 / 2 / 5 / 3; }
        .article_grid { grid-area: 5 / 2 / 6 / 3; }
        .footer { grid-area: 7 / 1 / 8 / 4; }
        .formulier_contact { grid-area: 3 / 2 / 4 / 3; }
        .video_grid_lezen { grid-area: 4 / 2 / 5 / 3; }
        .video_grid_spelling { grid-area: 4 / 2 / 5 / 3; }
        .article_grid_edi { grid-area: 4 / 2 / 5 / 3; }
        .article_grid_mi1 { grid-area: 4 / 2 / 5 / 3; }
        .article_grid_lezen { grid-area: 5 / 2 / 6 / 3; }
        .table_grid_edi { grid-area: 5 / 2 / 6 / 3; }
        .article_grid_mi2 { grid-area: 5 / 2 / 6 / 3; }
        .video_grid_mi { grid-area: 6 / 2 / 7 / 3; }
        .javaScript { grid-area: 3 / 2 / 4 / 3; }
    
    /**********  Grid container video  **********/
    .video_grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    }
    
    .video_h2 { grid-area: 1 / 1 / 2 / 6; }
    .video1 { grid-area: 2 / 1 / 3 / 2; }
    .video2 { grid-area: 2 / 2 / 3 / 3; }
    .video3 { grid-area: 2 / 3 / 3 / 4; }
    .video4 { grid-area: 2 / 4 / 3 / 5; }
    .video5 { grid-area: 2 / 5 / 3 / 6; }
    .lijn_video { grid-area: 3 / 1 / 4 / 6; } 

    /**********  Grid container article  **********/
    .article_grid {
        display: grid;
        grid-template-columns: repeat(6, 1fr);
    }
    
    .article_h2 { grid-area: 1 / 1 / 2 / 7; }
    .article1 { grid-area: 2 / 1 / 3 / 3; }
    .article2 { grid-area: 2 / 3 / 3 / 5; }
    .article3 { grid-area: 2 / 5 / 3 / 7 }
    .lijn_article { grid-area: 3 / 1 / 4 / 7; } 
    .certificaat { grid-area: 2 / 1 / 3 / 7; }

    /**********  Grid pagina lezen  **********/
    .video_grid_lezen {
        display: grid;
        grid-template-columns: repeat(5, 1fr);
    }
    
    .video_h2_lezen { grid-area: 1 / 1 / 2 / 6; }
    .video1_lezen { grid-area: 2 / 1 / 3 / 2; }
    .video2_lezen { grid-area: 2 / 2 / 3 / 3; }
    .video3_lezen { grid-area: 2 / 3 / 3 / 4; }
    .video4_lezen { grid-area: 2 / 4 / 3 / 5; }
    .video5_lezen { grid-area: 2 / 5 / 3 / 6; }
    .lijn_video { grid-area: 3 / 1 / 4 / 6; }
        
    /*********  Grid pagina spelling  *********/   
    .nav_spelling {
        display: grid;
        grid-template-columns: repeat(4, 1fr);
        grid-auto-rows: repeat(max-content);
        grid-column-gap: 0px;
        grid-row-gap: 0px;
    }
    
    #groep3 { grid-area: 1 / 1 / 2 / 2; }
    #groep4-m { grid-area: 1 / 2 / 2 / 3; }
    #groep4-e { grid-area: 1 / 3 / 2 / 4; }
    #groep5-m { grid-area: 1 / 4 / 2 / 5; }
    #groep5-e { grid-area: 2 / 1 / 3 / 2; }
    #groep6 { grid-area: 2 / 2 / 3 / 3; }
    #groep7 { grid-area: 2 / 3 / 3 / 4; }
    #groep8 { grid-area: 2 / 4 / 3 / 5; }

/**********  Grid pagina MI  **********/
    .article_grid_mi1, 
    .article_grid_mi2  {
        grid-template-columns: repeat(4, 1fr);
        }
        
        .article_h2_mi { grid-area: 1 / 1 / 2 / 5; }
        .mi_article1 { grid-area: 2 / 1 / 3 / 2; }
        .mi_article2 { grid-area: 2 / 2 / 3 / 3; }
        .mi_article3 { grid-area: 2 / 3 / 3 / 4; }
        .mi_article4 { grid-area: 2 / 4 / 3 / 5; }
        .lijn_mi { grid-area: 3 / 1 / 4 / 5; }
}


/***********************         Header opmaak                    ***********************/
/***********************         Logo opmaak                      ***********************/
.logo img{
    padding: var(--marge);
    inline-size: 100%;
    z-index: 1;
}

.logo::after{
    content: "afstemmen, ICT en onderwijs";
    position: relative;
    color: var(--second-color);
    z-index: -1;
    float: right;
    margin-inline-end: 15%;
    margin-block-start: -8%;
}

/***********************         Navigatie opmaak                 ***********************/
.menu input {
    display: none;
}

.menu li, 
.menu a {
    background-color: var(--primary-color);
    color: white;
    display: block;
}

.menu a {
    padding: .75em;
}

.menu label {
    visibility: hidden;
    padding: .75em;
}

.menu ul {
    padding: 0;
    margin: 0;
    background-color: var(--primary-color);
}

.menu label:hover, 
.menu a:hover {
    background-color: var(--second-color);
    padding: .75em;
}

@media screen and (min-width: 768px){
    .menu{
        display: flex;
        align-self: center;
    }
    .menu label {
        visibility: visible;
    }
    .menu label, 
    .menu > a {
        inline-size: 100%;
        background-color: var(--primary-color);
        color: white;
        text-align: center;
        cursor: pointer;
    }
      
    .menu label::after {
        content: " +";
    }
      
    .menu ul {
        list-style: none;
        position: absolute;
        top: 114px;
        inline-size: 38%;
        max-inline-size: 710px;
        transform-origin: center -40px;
        transform: scaleY(0);
        transition: all .3s ease-out;
    }
     
    .menu ul li {
        inline-size: 100%;
        color: white;
        text-decoration: none;
        transition: all .2s ease-in-out .05s;
    }
      
    input:checked ~ ul {
        transform: scaleY(1);
    }
      
    input:checked ~ label::after {
        content: " -";
    }
} 

@media screen and (min-width: 1024px){
    .menu ul {
        top: 130px;
    }
}

/***********************         Section foto's opmaak            ***********************/
.foto_grid{
    inline-size: 100%;
}

#lange_foto {
    block-size: 145px;
    background-image:url("http://sannewallink.nl/lange_foto.jpg");
    background-position:0;
    background-repeat:no-repeat;
    background-size:cover;
/* Animatie */
    animation-name: slide;
    animation-duration: 40s;
    animation-direction: normal;
    animation-timing-function: ease;
    animation-iteration-count: infinite;
}

@keyframes slide {
    0% {background-position:0 0;}
    6.25% {background-position:0 0;}
    12.5% {background-position: -512px 0;}
    18.78% {background-position: -512px 0;}
    25% {background-position: -1024px 0;}
    31.25% {background-position: -1024px 0;}
    37.5% {background-position: -1536px 0;}
    43.75% {background-position: -1536px 0;}
    50% {background-position: -2048px 0;}
    56.25% {background-position: -2048px 0;}
    62.5% {background-position: -2560px 0;}
    68.78% {background-position: -2560px 0;}
    75% {background-position: -3072px 0;}
    81.25% {background-position: -3072px 0;}
    87.5% {background-position: -3584px 0;}
    93.75% {background-position: -3584px 0;}
    100% {background-position:0 0;}
}


@media screen and (min-width: 1024px){
    @keyframes slide {
        0% {background-position:0 0;}
        12.5% {background-position: -512px 0;}
        25% {background-position: -1024px 0;}
        37.5% {background-position: -1536px 0;}
        50% {background-position: -2048px 0;}
        62.5% {background-position: -2560px 0;}
        75% {background-position: -3072px 0;}
        87.5% {background-position: -3072px 0;}
        100% {background-position:0 0;}
    }
}


/***********************         Section content opmaak           ***********************/
.content1 > p::before,
.content2 > p::before{
    content: url("http://sannewallink.nl/logo_small.png");
    margin: .3rem .5rem .3rem 0;
}


/***********************         Knop naar boven                  ***********************/
.back-to-top{
    font-weight: bold;
    color: white;
    background: var(--primary-color);
    inline-size: 50px;
    block-size: 50px;
    display: inline-block;
    text-align: center;
    line-height: 60px;
    font-size: 150%;
    font-family: "Times new roman";
    position: fixed;;
    bottom: 20px;
    right: 20px;
} 


/***********************         Section video opmaak             ***********************/
iframe, 
video{
    inline-size: 100%;
    block-size: 50vw;
    border: none;
}

video{
    inline-size: 100%;
}

@media screen and (min-width: 768px){
    iframe, 
    video{
        block-size: 16vw;
    }
}

@media screen and (min-width: 1024px){
    iframe, 
    video{
        block-size: 9vw;
    }
}


/***********************         Section article opmaak           ***********************/
.article1,
.article2,
.article3{
    margin: 0 auto;
    max-inline-size: 25rem;
    text-align: center;
    block-size: 550px;
    background-color: var(--second-color);
    border: .5px solid silver;
    padding: 10%;
    border-radius: 5%;
}

.article1 > div,
.article2 > div,
.article3 > div{
    block-size: 55%;
    overflow: hidden;
    border-radius: 15%;
}

.article1 img,
.article2 img,
.article3 img{
    inline-size: 100%;
}

@media screen and (min-width: 768px) and (max-width:1024px){
    .article1,
    .article2,
    .article3{
        max-inline-size: none;
        display: flow-root;
        padding: 2%;
        block-size: 250px;
        border-radius: 0%;
    }

    .article1 > div,
    .article3 > div{
        float: left;
        inline-size: 45%;
        block-size: 100%;
        border-radius: 0%;
    }
    .article2 > div{
        float: right;
        inline-size: 45%;
        block-size: 100%;
        border-radius: 0%;
    }

    .article1 h3,
    .article2 h3,
    .article3 h3{
        float: right;
        inline-size: 45%;
        display: block;
    }

    .article1 p,
    .article2 p,
    .article3 p{
        float: right;
        inline-size: 45%;
    } 
}

@media screen and (min-width:1024px){
    .article1,
    .article2,
    .article3{
        max-inline-size: none;
    }
}


/***********************         Footer opmaak                    ***********************/
.footer{
    text-align: center;
}
.footer img{
    inline-size: 50px;
}


/***********************         Pagina lezen opmaak              ***********************/
#plaatje_lezen h3, 
#plaatje_lezen p{
    text-align: center;
} 

#plaatje_lezen article{
    margin-block-end: var(--marge);
    padding: var(--marge);
    background-color: var(--second-color);
} 

#plaatje_lezen img{
    inline-size: 100%;
} 


/***********************         Pagina spelling opmaak           ***********************/
.nav_spelling li, 
.nav_spelling a {
    background-color: var(--primary-color);
    color: white;
    display: block;
}

.nav_spelling a {
    padding: .75em ;
}

.nav_spelling {
    padding: 0;
    background-color: var(--primary-color);
}

.nav_spelling label:hover, 
.nav_spelling a:hover {
    background-color: var(--second-color);
    color: white;
    padding: .75em;
    text-decoration: none;
    border: none;
}

#spelling section{
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

#spelling section h3, 
#spelling section p{
    inline-size: 100%;
    text-align: center;
}

#spelling section div{
    inline-size: 100%;
}

@media screen and (min-width: 768px){
    #spelling section div{
        inline-size: 49%;
    }
}

@media screen and (min-width: 1024px){
    #spelling section div{
        inline-size: 24%;
    }

    .nav_spelling {
        text-align: center;
    }
}


/***********************         Pagina EDI opmaak                ***********************/
.article_edi{
    inline-size: 100%;
    text-align: center;
    padding: var(--marge);
    background-color: var(--primary-color);
    
}

.article_edi img{
    inline-size: 50vw;
}

.table_edi{
    overflow-x: auto;
}

.table_edi table{
    inline-size: 100%;
}
.table_edi img{
    inline-size: 40vw;
}

.table_edi td{
    background-color: var(--second-color-background);
    padding: .5rem;
}

@media screen and (min-width: 768px){
    .table_edi img{
        inline-size: 30vw;
    }
}

@media screen and (min-width: 1024px){
    .table_edi img{
        inline-size: 25vw;
    }
}


/***********************         Pagina MI opmaak                 ***********************/
.container_mi{
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

#mi section h2{
    inline-size: 100%;
    text-align: center;
}

#mi section iframe{
    inline-size: 100%;
    margin-block-end: 20px;
}

@media screen and (min-width: 768px){
    #mi section iframe{
        inline-size: 49%;
    }

    .mi_article_grid img{
        inline-size: 50%;
    }
}

@media screen and (min-width: 1024px){
    #mi section iframe{
        inline-size: 24%;
    }
}

.mi_article1,
.mi_article2,
.mi_article3,
.mi_article4{
    text-align: center;
    padding: var(--marge);
    background-color: var(--primary-color);
}

.mi_article_grid img{
    inline-size: 100%;
}


/***********************         Pagina contact opmaak            ***********************/
form{
    display: flow-root;
}

.plaatje input, 
.plaatje textarea {
    inline-size: 100%;
    padding: 12px;
    border: 1px solid var(--second-color-background);
    border-radius: 10px;
    margin-bottom: 8px;
}

.plaatje textarea{
    margin-block-end: var(--marge);
}

.custom-checkbox{
    background-color: white;
    cursor: pointer;
    position: relative;
    margin-right: 8px;
    vertical-align: middle;
}


input[type="checkbox"] {
    width: 36px;
    height: 36px;
    padding: 12px;
    border: 1px solid var(--second-color-background);
    border-radius: 10px;
    accent-color: var(--second-color-background);
}



button{
    margin-inline-start: var(--marge);
    inline-size: 100%;
    padding: 12px;
    font-size: var(--font-size);
    border: 1px solid var(--primary-color-background);
    border-radius: 10px;
    float: right;
    margin-block-end: var(--marge);
}

.api{
    inline-size: 100%;
}  

@media screen and (min-width: 768px){
    button{
        inline-size: 26%;
    }
    
    .plaatje input, 
    .plaatje textarea {
        inline-size: 75%;
        float: right;
    }
}

/***********************         Pagina certificaat opmaak            ***********************/
.certificaat{
    text-align: center;
}

.certificaat div p::before {
    content: url(http://sannewallink.nl/logo_small.png);
    margin: .3rem .5rem .3rem 0;
}

/***********************         JavaScript pagina opmaak         ***********************/
.rekenmachine h2{
    color: var(--primary-color);
    text-align: center;
}

#calculator {
    margin: 3rem auto;
    padding-block-start: 15px;
    padding-block-end: 15px;
    text-align: center;
    inline-size: 500px;
    box-shadow: 3px 4px  var(--primary-color);
    background-color: var(--second-color-background);
}

#keys {
    display: flex;
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
}

#numbers {
    display: flex;
    flex-wrap: wrap;
    inline-size: 75%;
    justify-content: center;
}

#operators {
    inline-size: 25%;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}

#numbers div,
#operators div {
    background-color: #f1f1f1;
    inline-size: 100px;
    margin: 10px;
    text-align: center;
    padding: 20px 0;
    font-size: 30px;
    cursor: pointer;
    box-shadow: -1px -1px 4px  rgba(0,0,0,0.6) inset;
}
#numbers div{
    padding: 30px 0 0 0
}

#numbers div:active,
#operators div:active {
   
    box-shadow: 1px 1px 4px  rgba(0,0,0,0.6) inset;
}
#screen{
    margin: 18px;
    inline-size: calc(100% - 30px);
    box-shadow: 3px 3px 4px  rgba(0,0,0,0.6) inset;
    background-color:rgba(239, 239, 239, 0.3);
    display: flex;

}

#resultaat, #operator {
    inline-size: 100%;
    block-size: 100px;
    padding: 20px;
    font-family: 'Courier New', Courier, monospace;
    font-size: 42px;
    text-align: right;
    border: none;
}
#operator {
    inline-size: 15%;
    font-family: 'Gill Sans', 'Gill Sans MT', Calibri, 'Trebuchet MS', sans-serif;
    font-size: 42px;
}