*{margin:0;padding:0;}
body{   
  font-family: 'Open Sans', sans-serif;
  }

html { 
  background: url(../images/Back.png) no-repeat center center fixed; 
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover;
}

#facebook{position:absolute;top: 560px;left:50%;margin-left:-47px;display:block;width:20px;height:20px;background:url(../images/1A.png) no-repeat; }
#facebook:hover{background:url(../images/1B.png) no-repeat; }
#twitter{position:absolute;top: 560px;left:50%;margin-left:-22px;display:block;width:20px;height:20px;background:url(../images/2A.png) no-repeat; }
#twitter:hover{background:url(../images/2B.png) no-repeat; }  
#linkedin{position:absolute;top: 560px;left:50%;margin-left:3px;display:block;width:20px;height:20px;background:url(../images/3A.png) no-repeat; }
#linkedin:hover{background:url(../images/3B.png) no-repeat; } 
#behance{position:absolute;top: 560px;left:50%;margin-left:28px;display:block;width:20px;height:20px;background:url(../images/4A.png) no-repeat; }
#behance:hover{background:url(../images/4B.png) no-repeat; }  
.frases{width:100%;text-align:center;font-size:13px;color:#3db4e1;font-weight:600;display:none;position:absolute;top: 470px;} 
#mail{color:#3c3c3c;font-size:13px;text-decoration:none;}
#cuerpomail{width:100%;text-align:center;position:absolute;top: 495px;} 
#mail:hover{color:#3db4e1}