.separadores_parametros
{
    width:860px;
    height:30px;
    background-color:#007ec3;
    line-height:30px;
    color: #FFFFFF;
    font-size:14px;
    padding-left:20px;
    padding-right:20px;
    margin-bottom:2px;
    display:block;
    cursor:pointer;
}
.separadores_parametros.collapse-open 
{
    background-color:#005787;
}
.separadores_parametros.collapse-open abbr 
{
    width:30px;
    height:30px;
    display:block;
    float:left;
    background:url('../img/icon_separadores_setab.png') center center no-repeat;
}
.separadores_parametros.collapse-close abbr 
{
    width:30px;
    height:30px;
    display:block;
    float:left;
    background:url('../img/icon_separadores_setad.png') center center no-repeat;
}