slicknav-responsive.css

  .slicknav_menu {
    background-color: #004274;
    padding: 0;
  }

  .slicknav_menu .slicknav_menutxt {
    display: none;
  }

  .slicknav_menu .slicknav_icon {
    margin: 0;
    padding: 7px;
    display: block;
    width: auto;
    height: auto;
    font-size: 30px;
  }

  .slicknav_nav a, .slicknav_nav .slicknav_row {
    font-size: 17px;
    text-transform: uppercase;
    margin-bottom: 10px;
    background-color: #025a9b;
    padding: 15px 20px;
    transition: .4s;
    border-radius: 6px;
  }

  .slicknav_nav .slicknav_row a {
    background: none;
  }

  .slicknav_nav .slicknav_row:hover, 
  .slicknav_nav .slicknav_row:hover a,
  .slicknav_nav .slicknav_row:hover .slicknav_arrow{
    color: #222;
  }

  .slicknav_nav .slicknav_arrow {
    color: #fff;
    float: right;
    top: 3px;
    position: relative;
  }

  ul.slicknav_nav {
    margin-top: 90px;
    padding-bottom: 20px;
  }

  a.slicknav_btn {
    margin: 10px 0;
  }