body {
    margin: 0;
    font-family: "Open Sans", serif;
    background-color: black;
    color: yellow;
    display: grid;
    grid-template: 1fr 1fr / 1fr 1fr;
}

section {
    position: relative;
    height: 50vh;
    width: 50vw;
}

section > header {
    position: absolute;
    width: 100%;
    z-index: 1;
}

section > header > h2 {
    text-align: center;
    text-shadow: 1px 1px 1px #000;
}