button.accordion{background-color:#eee;color:#444;cursor:pointer;padding:18px;width:100%;border:none;text-align:justify;outline:none;font-size:12px;font-weight:700;font-family:iransans;transition:.4s}button.accordion.active,button.accordion:hover{background-color:#ddd}button.accordion:after{content:"+";font-size:18px;color:#777;float:left;margin-left:5px}button.accordion.active:after{content:"-";font-size:18px}div.panel{padding:0 18px;background-color:#fff;max-height:0;overflow:hidden;transition:.6s ease-in-out;opacity:0;font-size:12px;font-weight:700;font-family:iransans;text-align:justify}div.panel.show{padding:10px 18px;opacity:1;max-height:500px}