.menu a.cursos{    background: url(../img/btn_cursos_c.jpg);}a.voltar{    display: inline-block;    width: 110px;    height: 48px;    background: url(../img/btn_voltar.jpg) no-repeat top left;}a.voltar:active{    background: url(../img/btn_voltar_s.jpg) no-repeat top left;}em{    font-size: 13px;    font-weight: bold;    font-style: italic;}.downloads a{    color: #0054a6;    text-decoration:underline;    line-height: 18px;}.downloads{    margin-bottom: 10px;}.titulo {    color: #2b725a;    font-weight: bold;    font-style: italic;    font-size: 17px;}.tituloe {    color: #2b725a;    font-weight: bold;    font-style: italic;    font-size: 17px;    line-height: 18px;}.titulo2 {    color: #2b725a;    font-size: 14px;}