.aba{

    float: left;
    width: 100%;

}

.aba_titulo{

    float: left;
    padding: 5px;
    padding-left: 10px;
    padding-right: 10px;
    color: #ffffff;
    font-family: 'Helvetica-Bold';
    cursor: pointer;
    
}

.aba_conteudo{

    float: left;
    width: 100%;
    margin-top: 15px;
    display: table;

}