* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html,
body {
    height: 100%;
}

body {
    color: #FFFFFF;
    background-color: #111111;
    font-family: monospace;
    display: flex;
    flex-direction: column;
}

main section {
    padding:0 25px;
    margin-bottom: 35px;
}

main section h3 {
    margin-bottom:10px;
}

main {
    flex: 1 0 auto;
}