body {
    background-image: url("../img/background.jpg");
    background-repeat: no-repeat;
    background-size: cover;
    background-attachment: fixed;
}
.container {
    background-color: rgba(0, 0, 0, 0.6);
    margin-bottom: 15px;
}

.pswp__custom-caption {
    background: rgba(75, 150, 75, 0.75);
    font-size: 16px;
    color: #fff;
    width: calc(100% - 32px);
    max-width: 400px;
    padding: 2px 8px;
    border-radius: 4px;
    position: absolute;
    left: 50%;
    bottom: 16px;
    transform: translateX(-50%);
}
.pswp__custom-caption a {
    color: #fff;
    text-decoration: underline;
}
.hidden-caption-content {
    display: none;
}