.listmenu ul {
  list-style-type: none;
  margin: 0;
  padding: 0;
  /*width: 200px;
  background-color: #f1f1f1;*/
}
.listmenu li  a {
  display: block;
  color: #1c3956;
  padding: 8px 16px;
  text-decoration: none;
  line-height: 1;
}
.listmenu li  a:hover {
  background-color: #1c3956;
  color: white;
}