html {
  background-color: #ffffff;
  background:url(../img/f-abertura.gif) no-repeat scroll center top;
  height: 100%;
}

#logo {
background:url(../img/logo.gif) no-repeat top;
top: 180px;
left: 55%;
width: 280px;
height: 115px;
position: absolute;
text-indent: -9999px;
clear: both;
border: none;
overflow: hidden;
cursor: pointer;
}


#entrar {
background:url(../img/entrar.gif) no-repeat top;
top: 410px;
left: 75%;
width: 61px;
height: 24px;
position: absolute;
text-indent: -9999px;
clear: both;
border: none;
overflow: hidden;
cursor: pointer;
}