#topnav {position: fixed;} 
@media only screen and (min-width: 1100px) { #drop, #navcontainer_box {display: none;} #navcontainer_desktop, #topnav {display: block;} #pageHeader {padding-top: 56px;} .box-bar {top: 55px;}
#extraContainer4 { position: fixed; top: 55px; right: 0; left: 0; z-index: 105; }}
@media only screen and (max-width: 1100px) { #drop {display: block;} #navcontainer_desktop, #topnav {display: none; } .box-bar {top: 0px;}
#extraContainer4 { position: relative; top: 0px; right: 0; left: 0; }}