#mainmenu {
  width: 100%;
  height: 40px;
  background-image: linear-gradient(top, #cccccc 0%, #444444 100%);
  background-image: -o-linear-gradient(top, #cccccc 0%, #444444 100%);
  background-image: -moz-linear-gradient(top, #cccccc 0%, #444444 100%);
  background-image: -webkit-linear-gradient(top, #cccccc 0%, #444444 100%);
  background-image: -ms-linear-gradient(top, #cccccc 0%, #444444 100%);
  box-shadow: 0 0 10px #000000;
  padding-top: 21px;
}