/* Thumbnail img (image) */
.thumbnail_img {
    border: 1px solid #888;
    background-color: #fff;
    border-radius: 5px;
    padding: 5px;
    cursor: pointer;
    transition: 0.3s;
    width: 40%;
    max-width: 220px;
    min-width: 100px;
    height: auto;
    margin: 10px;
}
.thumbnail_img:hover {
    opacity: 0.7;
}

/* The Modal (background) */
.modal_img {
    display: none; /* Hidden by default */
    position: fixed; /* Stay in place */
    z-index: 101; /* Sit on top */
    padding-top: 100px; /* Location of the box */
    left: 0;
    top: 0;
    width: 100%; /* Full width */
    height: 100%; /* Full height */
    overflow: auto; /* Enable scroll if needed */
    background-color: rgb(0,0,0); /* Fallback color */
    background-color: rgba(0,0,0,0.9); /* Black w/ opacity */
}

/* Modal Content (image) */
.modal_img_content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 90%;
/*    width: 80%;*/
/*    max-width: 700px;*/
}

/* Caption of Modal Image */
#modal_img_caption {
    margin: auto;
    display: block;
    width: 80%;
    max-width: 700px;
    text-align: center;
    color: #ccc;
    padding: 10px 0;
    height: 150px;
}

/* Add Animation */
.modal_img_content, #modal_img_caption {    
    -webkit-animation-name: zoom;
    -webkit-animation-duration: 0.6s;
    animation-name: zoom;
    animation-duration: 0.6s;
}

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

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

/* The Close Button */
.modal_img_close {
    position: absolute;
    top: 15px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: bold;
    transition: 0.3s;
}

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

/* 100% Image Width on Smaller Screens */
@media only screen and (max-width: 700px){
    .modal_img_content {
        width: auto;
    }
}