.topic-header{background-color:#1473e6;color:#fff;width:calc(100%);height:3em;position:fixed;left:0;top:0;font-family:Arial;display:table;box-sizing:border-box}.topic-header-shadow{height:3em;width:100%}.topic-header .logo{height:calc(100% - 0.5rem);margin:0.25rem;width:32px;background-color:transparent;cursor:pointer;background-image:url(logo.png);background-repeat:no-repeat;background-position:center center;background-size:contain}.nav{width:100%;display:table-cell}.title{width:40%;height:100%;float:left;line-height:3em;cursor:pointer}.gotohome{width:60%;float:left;text-align:right;height:100%;line-height:3em;cursor:pointer}.title span,.gotohome span{padding:0em 1em;white-space:nowrap;text-overflow:ellipsis;overflow:hidden;display:block}.gotohome a{color:inherit;text-decoration:none;padding:0em 1em;white-space:nowrap;text-overflow:ellipsis;overflow:hidden}.gotohome a:hover{background-color:inherit}.rh-hide{display:none}