#mask {
  position:fixed;
  left:0;
  top:0;
  z-index:10000;
  background: url('fundo.png') repeat;
  display:none;
  width: 100%;
  height: 100%;
}
.outer {
  width:980px;
  /*height:360px;*/
  /*border:2px solid #999;*/
  margin-top: 1%;
  display: none;
  text-align: center;
}
.close {
  /*display:block;*/
  text-align: right;
  background: url("fechar.png") no-repeat;
  border: 0;
  width: 43px;
  height: 43px;
  cursor: pointer;
}
.para_close {
  margin: 0 0 10px 0;
  text-align: center;
  display: inline-block;
}

@media (max-width:800px) {
  #mask {
    display: none !important;
  }
}