.custom-dropdown.open ul {
     display: block;
}

.custom-dropdown ul {
     display: none;
     position: absolute;
     margin-top: 57px;
     margin-left: 0;
     z-index: 1;
     background: #fff;
     list-style: none;
     margin-left: 0;
     border: solid 1px #ccc;
     width: calc(100% + 2px);
}

.custom-dropdown ul li {
     font-size: 14px;
     cursor: pointer;
     line-height: 18px;
     margin: 0;
}

.custom-dropdown ul li:hover {
     background-color: #eee;
}

.custom-dropdown .sort-order-button {
     padding-right: 50px !important;
     margin-right: -2px;
 }

.custom-dropdown ul li a {
     padding: 15px 16px;
     min-height: 40px;
     display: block;
     color: #555;
}
#list-1 {
margin: 0 15px;
}