body {
    background-color: #222;
    margin: 0;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.container {
    border-radius: 0.3em;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-gap: 1em;
}

.item {
    width: 18em;
    height: 12em;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.item .picture {
    width: 100%;
    transform: scale(1.1);
    transition: 0.3s;
}

.item:hover .picture {
    transform: scale(1);
}

.item .title {
    position: absolute;
    color: #777;
    z-index: 1;
    pointer-events: none;
    font-family: sans-serif;
    font-weight: bold;
    text-transform: uppercase;
    transition: 0.2s;
}

.item:hover .title {
    opacity: 0;
}

.item .mask {
    position: absolute;
    border-radius: 50%;
    width: 50em;
    height: 50em;
    color: #333;
    box-shadow: inset 0 0 0 25em;
    transition: box-shadow 0.3s;
    pointer-events: none;
    top: -25em;
    left: -25em;
}

.item:hover .mask {
    box-shadow: inset 0 0 0 15em;
}