@media only screen and (max-width:575px){.header-container{margin-bottom:0}}header#mainHeader .header-container{margin:0 auto}@media only screen and (max-width:575px){.mobile-nav.expanded{margin-top:0}}.circle-avatar{float:left;line-height:0;display:inline-block;border-radius:50%;height:54px;width:54px;overflow:hidden}.circle-avatar img{border-radius:50%;height:100%}.circle-avatar img{width:100%}#helptab{display:none}.post-rep-count{margin:0;font-size:12px;font-weight:700;color:#3b82f6}