html,
body {
    margin: 0;
    padding: 0;
    background-color: black;
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

.grid {
    position: relative;
    display: flex;
    justify-content: space-around;
    align-self: center;
    flex-wrap: wrap;
    padding: 10px;
}

.grid__item {
    position: relative;
    width: 50%;
    padding: 20px;
}

.grid__image{
    display: block;
    width: 100%;
}

.grid__background {
    position: absolute;
    display: block;
    top: 0;
    left: 0;
    height: 100%;
    width: 100%;
    opacity: 0.5;
}