#resultList, #resultList2, #resultList3{
  position: fixed;          /* relativo ao viewport, não ao sidebar */
  z-index: 999999;
  display: none;
  background: #fff;
  border: 1px solid #ccc;
  box-shadow: 0 2px 6px rgba(0,0,0,.2);
  max-height: 300px;
  overflow-y: auto;
  font-size: 12px;
  margin: 0;               /* garante sem deslocamento */
}
#resultList li, #resultList2 li, #resultList3 li{ padding:5px; cursor:pointer; }
#resultList li:hover, #resultList2 li:hover, #resultList3 li:hover{ background:#f0f0f0; }