iMasters / last-child, selector

< http://jsfiddle.net/rnxn/mhu4h/1/embedded/result/ >

nav > ul {
    list-style: none;
}
nav > ul li a {
    display: block;
    width: 100%;
    padding: 20px 0;
    text-align:center;
    text-decoration: none;
    color: #333;
    -webkit-transition: all 100ms ease-in;
    transition: all 100ms ease-in;
}

nav > ul li:first-child > a {
    border-bottom: 1px solid #ccc;
}

nav > ul li a:hover::after {
    content: "VIU? NÃO PRECISOU POSICIONAR O PONTEIRO NO TEXTO. :)";
    display: inline-block;
    font-size: 0.6em;
    width: 100%;
    opacity: 80;
}

nav > ul li a:hover {
    color: orange;
    border-left: 4px solid orange;
    text-indent: -12px;
}