:root {
    --backgroundColor: #171717;
    --textColor: #FFFFFF;
}

body {
    background-color: var(--backgroundColor);
    color: var(--textColor);
    font-family: sans-serif;
    
    margin: 0;
    padding: 0;
    height: 100vh;
    overflow: hidden;

    a {
        color: aqua;
        text-decoration: none;
    }
}

main {
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translateX(-50%) translateY(-50%);
    
    section.header {
        width: 20rem;
        margin-left: auto;
        margin-right: auto;
    }
}

section.bottom {
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    padding-bottom: 10px;

    div.item {
        display: flex;
        gap: 1rem;
    }
}