*{
    font-family: Arial, Helvetica, sans-serif;
}

h1{
    color: salmon;
}

p, 
li{
    font-size: 18px;
}

a{
    text-decoration: none;
}

/*Navigation bar*/
.topnav{
    background-color: black;
    overflow: hidden;
}
.topnav a{
    float: left;
    color: white;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
    font-size: 17px;
}
.topnav a:hover{
    background-color: #ddd;
    color: black;
}
.topnav a.active{
    background-color: #04aa6d;
    color: white;
}