/*
html { 
  background: url(../images/bg.jpg) no-repeat center center fixed; 
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover;
}
*/

html, body {
  margin: 0;
  height: 100%;
}

.public-main-content {
  /*
  width: 200px;
  height: 200px;
  display: block;
  */
  padding-top: 40px;
  position: relative;
  height: 100%;
}

.public-main-content::after {
  content: "";
  background: url(../images/bg.jpg) no-repeat center center fixed;
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover;
  opacity: 0.05;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
  position: absolute;
  z-index: -1;
}

nav.navbar {
  position: absolute;
  width: 100%;
  z-index: 5;
}