ex5.css

.emptydiv {
    background-color: gold;
    height="20px";
    display: block;
    width: 1.em;
    height: 15px;
}

.header {
    background-color: grey;
    font-family: Arial, Helvetica, sans-serif;
}

body {
    background-color: rgb(192, 158, 158);
}

h1:hover {
    background-color: gold;
    color: silver;
}

section h1 {
    font-family: cursive;
    text-align: center;
    font-size: xx-large;
}

section h1:hover {
    color: green
}

h2:hover {
    color: red;
    font-weight: bolder;
}

#footer {
    background-color: silver;
}

#footer:hover {
    font-weight: bolder;
    font-size: xx-large;
}

a {
    font-weight: bold;
    color: darkblue
}

a:hover {
    color: red
}

a:active {
    color: green
}

a:visited {
    color: yellow;
}