.menu-bar { background: #EFEFEF; margin-top: 10px; padding: 10px; margin: 10px; -moz-border-radius: 3px; -webkit-border-radius: 3px; border-radius: 3px; }
    .menu-bar button { float: left; -moz-border-radius: 0; -webkit-border-radius: 0; border-radius: 0; padding: 6px 20px; -moz-transition: all ease 0.5s; -o-transition: all ease 0.5s; -webkit-transition: all ease 0.5s; transition: all ease 0.5s; }
        .menu-bar button.disabled { background-color: #ccc; border-color: #aaa; }
        .menu-bar button:first-child { -webkit-border-top-left-radius: 3px; border-top-left-radius: 3px; -webkit-border-bottom-left-radius: 3px; border-bottom-left-radius: 3px; }
        .menu-bar button:last-child { -webkit-border-top-right-radius: 3px; border-top-right-radius: 3px; -webkit-border-bottom-right-radius: 3px; border-bottom-right-radius: 3px; }