* {
box-sizing: border-box;
}

.row {
display: flex;
flex-wrap: wrap;
margin: -2px; /* offset column padding */
}

.row > .column {
padding: 2px;
flex: 1 0 23%; /* four columns per row */
}


/* The Modal (background) */
.modal {
display: none;
position: fixed;
z-index: 1;
padding-top: 100px;
left: 0;
top: 0;
width: 100%;
height: 100%;
overflow: auto;
background-color: rgba(0, 0, 0, 0.8);
}

/* Modal Content */
.modal-content {
position: relative;
background-color: transparent;
margin: auto;
padding: 0;
width: 90%;
max-width: 1200px;
}

/* The Close Button */
.close {
color: white;
position: absolute;
top: 10px;
right: 25px;
font-size: 35px;
font-weight: bold;
}

.close:hover,
.close:focus {
color: #999;
text-decoration: none;
cursor: pointer;
}

.mySlides {
display: none;
text-align: center;
}

.mySlides img {
max-height: 80vh;
width: auto !important;
}

.cursor {
cursor: pointer;
}

/* Next & previous buttons */
.prev,
.next {
cursor: pointer;
position: absolute;
top: 50%;
width: auto;
padding: 16px;
margin-top: -50px;
color: white;
font-weight: bold;
font-size: 20px;
transition: 0.6s ease;
border-radius: 0 3px 3px 0;
user-select: none;
-webkit-user-select: none;
}

/* Position the "next button" to the right */
.next {
right: 0;
border-radius: 3px 0 0 3px;
}

/* On hover, add a black background color with a little bit see-through */
.prev:hover,
.next:hover {
background-color: rgba(0, 0, 0, 0.8);
}

/* Number text (1/3 etc) */
.numbertext {
color: #f2f2f2;
font-size: 12px;
padding: 8px 12px;
position: absolute;
top: 0;
}

img {
margin-bottom: -4px;
}

.caption-container {
text-align: center;
padding: 2px 16px;
color: white;
}

.demo {
opacity: 0.6;
}

.active,
.demo:hover {
opacity: 1;
}

img.hover-shadow {
transition: 0.3s;
}

.hover-shadow:hover {
box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2), 0 6px 20px 0 rgba(0, 0, 0, 0.19);
}