.container-gallery {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.75);
    display: flex;
    align-items: center;
    justify-content: center;
    user-select: none;
    z-index: 99;
}

.container-gallery img {
    max-height: 90%;
    max-width: 80%;
}

.container-gallery i {
    color: #fff;
    font-size: 2em;
    position: absolute;
    cursor: pointer;
    z-index: 10;
}

.container-gallery i.fa-times {
    top: 0;
    right: 5px;
}

.container-gallery i.fa-chevron-left {
    left: 10px;
}

.container-gallery i.fa-chevron-right {
    right: 10px;
}