
/* Common Styling */

body{
    background: #fff;
    color:#222;
    font-family: 'Roboto',Verdana,Helevetica;
    font-size: 18px;
    font-weight: 300;
}

/* Layout */

main{
    max-width: 500px;
    margin: 6em auto 0.8em;
    padding: 1em;
}

ul{
    padding: 0;
}

li{
    display: inline-block;
    margin: 0 auto;
    text-align: center;
}




/* Styling */

li a{
    border-bottom: 0;
}

a{
    font-weight: 300;
    color: inherit;
    text-decoration: none;
    border-bottom: 1px solid ;
}

a:hover{
    opacity: 0.6;
}

h2{
    font-weight: 300;
    margin-bottom: 0;
}



/* Media Queries*/
media screen and (min-width: 600px) {
  main {
    padding-top: 140px;
  }

  section  {
    margin-bottom: 80px;
  }
}


/* Common Styling */

body{
    background: #fff;
    color:#222;
    font-family: 'Roboto',Verdana,Helevetica,sans-serif;
    font-size: 18px;
    font-weight: 300;
}

/* Layout */

main{
    max-width: 500px;
    margin: 6em auto 0.8em;
    padding: 1em;
}

ul{
    padding: 0;
}

li{
    display: inline-block;
    margin: 0 auto;
    text-align: center;
}




/* Styling */

li a{
    border-bottom: 0;
}

a{
    font-weight: 300;
    color: inherit;
    text-decoration: none;
    border-bottom: 1px solid ;
}

a:hover{
    opacity: 0.6;
}

h2{
    font-weight: 300;
    margin-bottom: 0;
}



/* Media Queries*/
media screen and (min-width: 600px) {
  main {
    padding-top: 140px;
  }

  section  {
    margin-bottom: 80px;
  }
}

Add sans-serif for fallback rendering
Add sans-serif for fallback rendering
