body{font-family:"Helvetica Neue",verdana,arial,sans-serif}
.footer-main{background-color:#222;color:#fff;text-align:center; margin-top:1em;padding-top:1em;}
.footer-main__para{padding:1em 0;margin-bottom:0}
.header-main{
  background-color:#222;
  color:#fff;
  left:0;
  line-height:2;
  margin:0;
  padding:1.5em 0;
  position:fixed;
  text-align:center;
  top:0;
  width:100%;
  z-index:3;
}
.header-main__heading{font-size:2em}
.header-main__nav-link{color:#0cf;font-size:1.2em;text-decoration:none}
.top{padding-top:12em}