.headstyle
{
color: red;
background-color: yellow;
font-size:20px;
font-family:Times New Roman
}
.paragraph {
    font-family: Arial;
    font-size: 18px;
}
div {
    border: 1px solid black;
    padding: 50px;
    margin: 50px;
    background-color: grey;
    font-size: 22px;
}