#first {
    background-color: lightblue;
    border: 1px solid black;
    width: 4em;
    height: 5em;
    text-align: center;
    font-size: 2em;
    padding: 0.5em 1em;
}

#second {
    background-color: red;
    padding: 0.5em 1em;
}

#third {
    background-color: yellow;
    padding: 0.3em 0;
}