@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{border-radius:50%;display:inline-block;float:left;height:54px;line-height:0;overflow:hidden;width:54px}.circle-avatar img{border-radius:50%;height:100%;width:100%}#helptab{display:none}.post-rep-count{color:#0071ce;font-size:12px;font-weight:700;margin:0}