drupal-civicrm/sites/all/modules/civicrm/css/civicrmNavigation.css

html>body div.outerbox
{
  padding: 0 5px 5px 0;
  z-index:999999;
  font-size: 13px;
  margin-top:2px;
}
html>body div.outerbox div.shadowbox1
{
  position: absolute;
  right: 0;
  bottom: 5px;
  width: 5px;
  height: 100%;
  background: url(../i/myshadow.png) no-repeat right top;
}
html>body div.outerbox div.shadowbox2
{
  position: absolute;
  bottom: 0;
  right: 5px;
  height: 5px;
  width: 100%;
  background: url(../i/myshadow.png) left bottom;
}
html>body div.outerbox div.shadowbox3
{
  position: absolute;
  bottom: 0;
  right: 0;
  height: 5px;
  width: 5px;
  background: url(../i/myshadow.png) no-repeat right bottom;
}
html>body .innerbox
{
  margin: 0;
  z-index:999999;
  margin-left:10px;
}

#root-menu-div ul {
  border: 1px solid #000;
}
#root-menu-div li{
  white-space:nowrap;
  background-image: none;
  text-align: left;
}
* html #root-menu-div li{
  height: 1.5em; /* fixing ie6 problem */
}
#civicrm-menu,
#root-menu-div ul {
  list-style: none;
  margin: 0;
  padding: 0;
  background:#5D5D5D;
  color: white;
  cursor: default;
  font-size: 12px;
  font-family: Tahoma, Verdana, Arial, sans-serif;
}

#civicrm-menu {
  position:absolute;
  top:0;
  left:0;
  background:#1B1B1B repeat-x;
  width:100%;
  height:27px;
  z-index:99999;
  overflow: hidden;
}

li.menu-separator.active{
  background-color: transparent;
}

.menu-ul li.active {
  background-color: #aaa;
}

#civicrm-menu .activetarget{
  background-color: #aaa;
}

#civicrm-menu li a, #root-menu-div li a {
  color:white;
  cursor:pointer;
  display:block;
  font-weight:normal;
  text-decoration:none;
  border:0;
}

* html div.menu-item {
  display: inline; /* fixes problem in ie6 */
}

li.menumain {
  float: left;
  padding: 3px 10px;
  background-image: none;
  border-right: 1px solid #5D5D5D;
  margin:0;
}

#root-menu-div .menu-ul li {
  margin: 0;
  padding: 0 20px 0 2px;
}

div.menu-item {
  padding: 1px 10px 1px 4px;
  height: auto;
}
img.menu-item-arrow{
  position: absolute;
  right: 4px;
  top: 8px;
}
#civicrm-menu i {
  margin-right: 5px;
}
li.menu-separator{
  border-bottom: 1px solid #000;
  font-size: 0; /* for ie */
  height: 0;
  line-height: 0; /* for ie */
  margin: 2px 0;
}
#civicrm-menu .crm-logo-sm,
.crm-container .crm-logo-sm {
  background: url('../i/logo_sm.png') no-repeat;
  display: inline-block;
  width: 16px;
  height: 16px;
  vertical-align: middle;
}

#civicrm-menu .ui-autocomplete-input,
.crm-container .ui-autocomplete-input {
  background: white url("../bower_components/select2/select2.png") no-repeat scroll right -23px;
  padding-right: 16px;
  /* so that text doesn't flow on top of icon */
}

#civicrm-menu #crm-qsearch {
  padding: 1px 0 1px 2px;
  background-color: transparent !important;
  border-right: none;
}

#civicrm-menu #crm-qsearch input {
  background-color: #eaeaea;
  border: 1px solid black;
  margin: 0;
  padding: 2px 16px 3px 2px;
  height: 17px;
}
#civicrm-menu #crm-qsearch input:hover,
#civicrm-menu #crm-qsearch input:focus,
#civicrm-menu #crm-qsearch.activetarget input {
  background-color: #ffffff;
}
/* This ensures the drop-down menus appear at the right height */
#civicrm-menu > li.menumain {
  height: 19px !important;
}

/* No results */
.crm-quickSearch-results.ui-menu-disabled {
  opacity: .9;
  background-color: #f8f8f8;
}
.crm-quickSearch-results.ui-menu-disabled li {
  cursor: default;
}