body{
    margin:0;
    padding:0;
    color: #f4f4f4;
    font-family: verdana,serif;
    /*font-size: 25px;*/
    text-align: center;
}

section{
    height: 500px;
    background: #DF5A49;
    padding: 50px;
}

nav{
    background: black;
    padding-left:10px;
    position: fixed;
    width: 100%;
}

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

#first{
    background: #334D5C;
}

#second{
    background: #45B29D;
}

#third{
    background: #EFC94C;
}

#fourth{
    background: #E27A3F;
}