div.a 
{
    text-align: center;
    text-align: fixed;
    margin: 100px;

}

#border
{
    max-width: 600px;
}

div.b
{
    text-align: center;
    text-align: fixed;
    margin: 125px;

}

a 
{
    text-decoration: none;
    display: inline-block;
    padding: 3px 10px;
}

a:hover 
{
    background-color: #ddd;
    color: #111;
}

.button 
{
    background-color: rgb(248, 130, 33);
    color: white;
    font-family: "Avenir";
    margin-top: 30px;
    margin-bottom: 100px;
    line-height: 1.6;
}