.collapsible{background-color:#777;border:none;color:#fff;cursor:pointer;font-size:15px;outline:none;padding:18px;text-align:left;width:100%}.active,.collapsible:hover{background-color:#bc202e}.collapsible:after{color:#fff;content:"\002B";float:right;font-weight:700;margin-left:5px}.active:after{content:"\2212"}.content{background-color:#f1f1f1;max-height:0;overflow:hidden;padding:0 18px;transition:max-height .2s ease-out}