*{
    padding: 0;
    margin: 0;
    box-sizing: content-box;
    font-family: 'Courier New', Courier, monospace;
}

div{
    width: 150px;
    background-color: blue;
    color: white;
    font-size: 24px;
    padding: 10px;
    margin: 20px;
}

p{
    font-size: 20px;
    padding: 10px;
}