.CodeMirror-hints {
  position: absolute;
  z-index: 10;
  overflow: hidden;
  list-style: none;

  margin: -7rem;
  margin-left: 0;
  padding: 2px;
  -webkit-box-shadow: 2px 3px 5px rgba(0,0,0,.2);
  -moz-box-shadow: 2px 3px 5px rgba(0,0,0,.2);
  box-shadow: 2px 3px 5px rgba(0,0,0,.2);
  border-radius: 3px;
  border: 1px solid silver;

  background: white;
  font-size: 90%;
  font-family: monospace;

  max-height: 20em;
  overflow-y: auto;
}

.CodeMirror-hint {
  margin: 0;
  padding: 0 4px;
  border-radius: 2px;
  white-space: pre;
  color: black;
  cursor: pointer;
}

li.CodeMirror-hint-active {
  background: #08f;
  color: white;
}

.CodeMirror-hints::-webkit-scrollbar {
    width: 6px;
}

/* Track */
.CodeMirror-hints::-webkit-scrollbar-track {
    background: #f1f1f1;
}

/* Handle */
.CodeMirror-hints::-webkit-scrollbar-thumb {
    background: #888;
}

    /* Handle on hover */
    .CodeMirror-hints::-webkit-scrollbar-thumb:hover {
        background: #555;
    }