p {
    background-color: green;
    color: yellow;
    padding: 10px;
}

p.border {
    border-style: solid;
    border-width: 5px;
}

#special {
    background-color: black;
    position: fixed;
    top: 10px;
    right: 5px;
    border-style: dashed;
    border-width: 4px;
}