.collapsible{background-color:#30343f00;color:#6df6ff;cursor:pointer;padding:18px;width:100%;border-top:1px solid #6df6ff;border-bottom:1px solid #6df6ff;text-align:center;font-size:15px}.content-exp{padding:0 18px;display:none;overflow:hidden;color:rgba(255,255,255,.8);font-size:12px;max-width:1170px;margin:0 auto}