.header,.page-content{width:100%}.header{position:fixed;top:0;height:50px;z-index:20}.full-height .header{position:relative}.full-height .page-content{margin-top:0}.page-content{margin-top:50px;max-width:100%}@media only screen and (min-width:1100px){.header{max-width:1100px;left:50%;margin-left:-550px}.page-content{max-width:1100px;margin:50px auto 0}}