.slideshow {
    height: 60vh;
    position: relative;
}
.slideshow .picture {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    visibility: hidden;
    transition: opacity 1s ease, visibility 1s;
}
.slideshow .picture img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.slideshow .controls {
    position: absolute;
    top: 0;
    height: 100%;
    padding: 0 1.2em;
    font-size: 1.4em;
    display: flex;
    align-items: center;
    
    z-index: 10;
    cursor: pointer;
}
.slideshow .controls .background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transform: scaleX(0);
    background-color: hsla(0, 0%, 95%, 0.8);
    transition: opacity 200ms, transform 200ms ease-out;
    z-index: -1;
}
.slideshow .controls:hover .background {
    opacity: 1;
    transform: scaleX(1);
}

.slideshow .controls i {
    width: 2.5em;
    height: 2.5em;
    border-radius: 50%;
    text-align: center;
    background-color: hsla(0, 0%, 95%, 0.8);
    transition: transform 200ms, background-color 200ms;
}
.slideshow .controls i::before {
    line-height: 2.5em;
}
.slideshow .controls:hover i {
    transform: scale(1.5);
    background-color: transparent;
}

.slideshow .controls-left {
    left: 0;
}
.slideshow .controls-left .background {
    transform-origin: left;
}
.slideshow .controls-right {
    right: 0;
}
.slideshow .controls-right .background {
    transform-origin: right;
}

.slideshow .picture.active {
    opacity: 1;
    visibility: visible;
}

.article .image {
    width: 100%;
    height: 300px;

    display: flex;
    align-items: center;
    justify-content: center;

    background-color: #e4e4e4;

    border-radius: 5px;

    font-weight: bold;
    font-size: 1.5em;
}