nettsiden/www/css/gallery.css

body, main, html {
    width: 100%;
    margin: 0;
    padding: 0;
}
main {
    background-color: #ddd;
    margin-top: 3em;
    margin-left: 0 !important; /* Override style.css */
    margin-right: 0 !important;
    padding: 4em;
}
.gallery-container {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));;
    width: 100%;
    grid-gap: 20px;
}

.card {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    align-items: center;
    border-radius: 1.5em;
    background-color: #f1f1f1;
    width: 100%;
}
.card-image-div {
    margin: auto 0;
    max-height: 45vh;
    overflow: hidden;
    border-radius: 1.5em;
}
.card-image {
    max-width: 100%;
    object-fit: cover;
    object-position: center;
    vertical-align: center;
}

.card-body, .card-footer {
    font-family: monospace;
    text-align: left;
    width: 90%;
    margin: 0;
    word-wrap: break-word;
}

.card-body {
    font-size: 1.5em;
}

.modal-target:hover {opacity: 0.7;}

/* Modal Background */
.modal {
    display: none; /* Hidden by default */
    position: fixed; /* Stay in place */
    z-index: 1; /* Sit on top */
    padding-top: 5vh;
    left: 0;
    top: 0;
    width: 100%; 
    height: 100%;
    overflow: auto; /* Enable scroll if needed */
    background-color: rgb(0,0,0); /* Fallback color */
    background-color: rgba(0,0,0,0.8); /* Black w/ opacity */
}

.modal-content {
    margin: auto;
    display: block;
    object-fit: scale-down;
    overflow: visible;
    
    min-width: 60vw;
    max-width: 90vw !important;
    min-height: 60vh;
    max-height: 80vh !important;

    width: auto;
    height: auto;
    opacity: 1 !important;
}

.modal-caption {
    margin: auto;
    display: block;
    width: 80%;
    max-width: 90vw;
    text-align: center;
    color: white;
    font-weight: 700;
    font-size: 1em;
    margin-top: 32px;
}

.modal-content, .modal-caption {  
    -webkit-animation-name: zoom;
    -webkit-animation-duration: 0.6s;
    animation-name: zoom;
    animation-duration: 0.6s;
}

@-webkit-keyframes zoom {
    from {-webkit-atransform:scale(0)} 
    to {-webkit-transform:scale(1)}
}

@keyframes zoom {
    from {transform:scale(0)} 
    to {transform:scale(1)}
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #f1f1f1;
    font-size: 4em;
    font-weight: bold;
    transition: 0.3s;
}

.modal-close:hover, .modal-close:focus {
    color: #bbb;
    text-decoration: none;
    cursor: pointer;
}

@media only screen and (min-width:320px)  {
    .gallery-container { grid-template-columns: repeat(1, minmax(0, 1fr)) !important; }
    main { padding: 1em; }
}
@media only screen and (min-width: 641px) {
    .gallery-container { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
    main { padding: 1em; }
}
@media only screen and (min-width: 961px) {
    .gallery-container { grid-template-columns: repeat(3, minmax(0, 1fr)) !important; }
}
@media only screen and (min-width: 1281px) {
    .gallery-container { grid-template-columns: repeat(4, minmax(0, 1fr)) !important; }
}