.foo { color: #ff0000; }
.bar { color: rgba(255, 0, 0, 1); }
Result
Source map
Restructure
Beautify
ul.MenuBarHorizontal {
    margin: 0;
    padding: 0;
    list-style-type: none;
    font-size: 11px;
    cursor: default;
    width: 800px;
    letter-spacing: 1px;
    vertical-align: middle;
    white-space: inherit;
    font-weight: 700;
    border-radius: 5px;
    border: 0 solid #a1a1a1;
    behavior: url(CSS/PIE.htc)
}

ul.MenuBarActive {
    z-index: 10000
}

ul.MenuBarHorizontal a,ul.MenuBarHorizontal li {
    cursor: pointer;
    font-size: 11px;
    border-radius: 5px;
    behavior: url(CSS/PIE.htc)
}

ul.MenuBarHorizontal li {
    margin: 0;
    list-style-type: none;
    position: relative;
    text-align: center;
    width: 9em;
    float: left;
    line-height: 16px;
    vertical-align: baseline;
    padding: 0;
    border: 0 solid #a1a1a1
}

ul.MenuBarHorizontal ul {
    padding: 0;
    list-style-type: none;
    z-index: 10000;
    cursor: default;
    width: 100%;
    position: absolute;
    left: -1000em;
    height: 220px;
    top: 30px;
    font-size: 100%;
    margin: 0
}

ul.MenuBarHorizontal ul.MenuBarSubmenuVisible {
    left: auto;
    margin-left: 10px;
    font-size: 11px
}

ul.MenuBarHorizontal ul li {
    width: 15.5em;
    height: auto
}

ul.MenuBarHorizontal ul ul {
    position: absolute;
    margin-top: 0;
    margin-left: 95%;
    clip: rect(auto,auto,auto,auto)
}

ul.MenuBarHorizontal ul.MenuBarSubmenuVisible ul.MenuBarSubmenuVisible {
    left: 14em;
    top: 5px;
    font-size: 11px
}

ul.MenuBarHorizontal a {
    display: block;
    background-color: #00f;
    padding: .5em .75em;
    color: #fff;
    text-decoration: none;
    border: 1px solid #fff
}

ul.MenuBarHorizontal a:focus,ul.MenuBarHorizontal a:hover {
    font-style: italic;
    font-size: 11px
}

ul.MenuBarHorizontal a.MenuBarItemHover {
    background-color: #006;
    color: #fff;
    font-size: 11px;
    font-style: italic
}

ul.MenuBarHorizontal a.MenuBarItemSubmenuHover {
    color: #fff
}

ul.MenuBarHorizontal a.MenuBarSubmenuVisible {
    background-color: #006;
    color: #fff;
    font-size: 11px;
    font-style: italic
}

ul.MenuBarHorizontal a.MenuBarItemSubmenu,ul.MenuBarHorizontal a.MenuBarItemSubmenu2,ul.MenuBarHorizontal a.MenuBarItemSubmenuHover {
    background-repeat: no-repeat;
    background-position: 95% 50%
}

ul.MenuBarHorizontal ul a.MenuBarItemSubmenu,ul.MenuBarHorizontal ul a.MenuBarItemSubmenu2 {
    background-repeat: no-repeat;
    background-position: 95% 50%;
    background-color: #00f;
    color: #fff;
    font-size: 100%;
    text-align: left
}

ul.MenuBarHorizontal a.MenuBarItemSubmenuHover {
    font-size: 11px;
    font-style: italic;
    font-family: Arial,Helvetica,sans-serif
}

ul.MenuBarHorizontal ul a.MenuBarItemSubmenuHover {
    background-repeat: no-repeat;
    background-position: 95% 50%;
    font-size: 11px;
    text-align: left;
    background-color: #006;
    font-style: italic
}

ul.MenuBarHorizontal a.MenuBarItemSubmenuHover,ul.MenuBarVertical a.MenuBarItemSubmenuHover {
    background-color: #006
}

ul.MenuBarHorizontal a:focus,ul.MenuBarVertical a:focus {
    background-color: #006
}

ul.MenuBarHorizontal iframe {
    position: absolute;
    z-index: 10000;
    filter: alpha(opacity:0.1)
}

ul.MenuBarHorizontal li.MenuBarItemIE {
    display: inline;
    float: left;
    background: #fff;
    clip: rect(auto,auto,auto,auto)
}