header {
    background-image: url("../images/header_bkg.png");
    background-image: none;
  }
  #menu_items {
    background-color: #b5c1e0;
  }
  #menu_items ul li:hover {
    background: #b5c1e0;
  }
  #menu_items ul li:focus {
    background: #b5c1e0;
  }
  #menu_items ul li a:focus {
    background: #b5c1e0;
  }
  #menu_items ul li a:hover {
    background: #b5c1e0;
  }
  #menu_items ul li ul li {
    background: #94a5d1;
  }
  #menu_items ul li ul li:hover {
    background: #c1cff2;
  }
  #menu_items ul li ul li a:hover {
    background: #c1cff2;
  }
  .arrow:hover {
    background: #c1cff2;
  }
  .toplink :hover{ /*add to other colours */
    background: #c1cff2; 
  }