div#caixa 
{
    display:block;
    float: left;
    width: 750px;
    min-height: 450px;
    float: left;
}
div#caixa p#abas 
{
    display: block; 
    float: left;
    width: 170px; 
    min-height: 450px; 
    margin: 0; 
    padding: 0; 
    vertical-align: middle;
}
div#caixa p#abas a 
{
    display: block; 
    font-size: 14px;
    width: 150px;
    min-height: 15px;
    font-weight: bold; 
    color: #555; 
    text-decoration: none; 
    text-align: left;
    padding: 10px 5px 10px 5px; 
    margin: 5px 5px 5px 5px; 
}

div#caixa p#abas a img{
    width: 16px;
    height: 16px;
    margin-right: 5px;
    float: left;
    
}

div#caixa p#abas a:hover 
{
    background-color: #999; 
    color: white;
}
div#caixa p#abas a.selected 
{
    background-color: #353570; 
    color: #fff;
}

div#caixa ul#conteudos 
{
    float: right;
    display: block; 
    width: 570px; 
    height: 450px; 
    margin: 0; 
    padding: 0; 
    border-left: 1px solid #353570;
/*    background: #a0ffa0;*/
    overflow: hidden;
}
div#caixa ul#conteudos li 
{
/*    display: inline-block; */
    width: 570px; 
    height: 450px; 
    margin: 0; 
    padding: 0; 
    overflow: auto;
}

div#caixa ul#conteudos li *
{
    width: 560px; 
    margin: 5px; 
}