#sombra img {
    margin: 2px;
    opacity: 0.9;
    border: 2px solid #eee;
    -webkit-transition: all 0.5s ease;
    -moz-transition: all 0.5s ease;
    -o-transition: all 0.5s ease;
    -webkit-box-reflect: below 0px -webkit-gradient(linear, left top, left bottom, from(transparent), color-stop(.7, transparent), to(rgba(0,0,0,0.1)));
}
 
#sombra img:hover {
    opacity: 1;
    -webkit-box-reflect: below 0px -webkit-gradient(linear, left top, left bottom, from(transparent), color-stop(.7, transparent), to(rgba(0,0,0,0.4)));
    -webkit-box-shadow: 0px 0px 20px rgba(255,255,255,0.8);
    -moz-box-shadow: 0px 0px 20px rgba(255,255,255,0.8);
    box-shadow: 0px 0px 20px rgba(255,255,255,0.8);
}
#titulo1{
  text-shadow: 5px 5px 5px  #000;
}
#titulo2 {
  text-shadow: -5px -5px 5px #aaa;
}
#titulo3 {
  text-shadow: 3px 3px 5px #f00,
               6px 6px 5px #0f0,
               9px 9px 5px #00f;
}