.imagemCaptcha {
    border: 0.75px solid #dedede;
}

#div_retorno {
    top: 80px;
    margin-left: 250px;
    position:absolute;
    display : none;
    text-align: center;    
    width:600px;
    overflow: hidden;
    height:370px;

    background-color: white;
    border: 1px solid #555;
    -webkit-box-shadow:#222 0px 2px 25px;
    -moz-box-shadow:#222 0px 2px 25px;
    box-shadow:#222 0px 2px 25px;
}

#div_link {
    width: 400; text-align: right; margin-top: 5px; margin-right: 5px;
}

#iframe_retorno {
    text-align: left;
}

.botao_menu:hover{
    cursor:pointer;    
}