ul.rencust {
     list-style-type: circle;
 }

 #checkBtn {
     display: none;
 }

 #listing {
     display: none;
 }

 #checkBtn:checked~#listing {
     display: block;
 }

 #checkBtn2 {
     display: none;
 }

 #listing2 {
     display: none;
 }

 #checkBtn2:checked~#listing2 {
     display: block;
 }

 #checkBtn3 {
     display: none;
 }

 #listing3 {
     display: none;
 }

 #checkBtn3:checked~#listing3 {
     display: block;
 }

 #checkBtn4 {
     display: none;
 }

 #listing4 {
     display: none;
 }

 #checkBtn4:checked~#listing4 {
     display: block;
 }

 #checkBtn5 {
     display: none;
 }

 #listing5 {
     display: none;
 }

 #checkBtn5:checked~#listing5 {
     display: block;
 }

 #checkBtn6 {
     display: none;
 }

 #listing6 {
     display: none;
 }

 #checkBtn6:checked~#listing6 {
     display: block;
 }

 #checkBtn7 {
     display: none;
 }

 #listing7 {
     display: none;
 }

 #checkBtn7:checked~#listing7 {
     display: block;
 }

 #checkBtn8 {
     display: none;
 }

 #listing8 {
     display: none;
 }

 #checkBtn8:checked~#listing8 {
     display: block;
 }

 #checkBtn9 {
     display: none;
 }

 #listing9 {
     display: none;
 }

 #checkBtn9:checked~#listing9 {
     display: block;
 }

 #checkBtn10 {
     display: none;
 }

 #listing10 {
     display: none;
 }

 #checkBtn10:checked~#listing10 {
     display: block;
 }

 #checkBtn11 {
     display: none;
 }

 #listing11 {
     display: none;
 }

 #checkBtn11:checked~#listing11 {
     display: block;
 }

 #checkBtn12 {
     display: none;
 }

 #listing12 {
     display: none;
 }

 #checkBtn12:checked~#listing12 {
     display: block;
 }

 #checkBtn13 {
     display: none;
 }

 #listing13 {
     display: none;
 }

 #checkBtn13:checked~#listing13 {
     display: block;
 }

 #label1 {
     cursor: pointer;
     border-radius: 10px;
     padding: 1px 0px;
     color: grey;
 }

 #label1:hover {
     color: black;
     font-weight: bold;
     background-color: lightgrey;
 }

 .dropdown-submenu {
     position: relative;
 }

 .dropdown-submenu-content {
     display: none;
     position: absolute;
     width: 100%;
     top: 0;
     left: 100%;
     z-index: 1;
 }

 .dropdown-submenu:hover .dropdown-submenu-content {
     display: block;
 }

 input:focus {
     border-color: #ff0000;
     box-shadow: 0 0 5px #ff0000;
 }