#header-contents{float:left;width:100%;display:block;height:7.5rem}#header{height:10rem;background:-webkit-gradient(linear,left top,left bottom,color-stop(10%,#000),color-stop(85%,transparent));background:linear-gradient(180deg,#000 10%,transparent 85%)}#header-logo{margin-top:1rem;height:6rem}#header-logo,#header-text{margin-left:2rem;display:inline-block;float:left}#header-text{font-size:2rem;font-weight:700;text-transform:uppercase;line-height:10rem;height:100%}#header-datetime{display:inline-block;float:right;text-align:right;width:26rem;line-height:7.5rem;font-weight:700;font-size:4rem}#header-date{color:#000}#header-date,#header-time{display:inline-block;margin-right:2rem}.router{height:calc(100vh - 10rem);overflow:hidden}