:root {
    --main-color: #fff;
    --other-color: #f1f1f1;
    --another-color: #f1f1f1;
    --text-color: #000;
    --anti-text-color: #000;
    --bgc: #e8e8e8;
    --brightness: 0;
}

body{
    margin: 0;
}

footer{
    display: flex;
    position: absolute;
    bottom: 0;
    width: calc(100% - 20px);
    justify-content: center;
    align-items: center;
    padding: 10px;
}

footer div{
    width: 100%;
    border-radius: 40px;
    height: 80px;
    background-color: var(--other-color);
}