.navbar-right {
    margin-right:0; 
  }	

 .intro-header, .toc-header {
     display: table;
     position: relative;
     width: 100%;
     height: 100%;
     -webkit-background-size: cover;
     -moz-background-size: cover;
     background-size: cover;
     -o-background-size: cover;
 }

 .intro-message {
     padding-top: 10%;
 }
 
 .intro-message > h1 {
     text-shadow: none;
     font-weight: 100;
     font-size: 7em;
 }
 
 .intro-message > h3 {
     text-shadow: none;
     font-size: 2em;
 }	

 .navbar-default {
     background-color: #232017;
     border-color: #232017;
 }

 body,
 h1,
 h2,
 h3,
 h4,
 h5,
 h6 {
     font-weight: 400;
 }


 .topnav {
 font-size: 18px;
 }	


 label.valid {
   width: 24px;
   height: 24px;
   display: inline-block;
   text-indent: -9999px;
 }
 
 label.error {
   font-weight: bold;
   color: red;
   padding: 2px 8px;
   margin-top: 2px;
 }

 .img-center {
     margin: 0 auto;
 }