* {
    margin: 0;
    padding: 0;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}

body {
  background: url("../../images/fondoblanco.png");
    -webkit-background-size: cover;
    background-attachment: fixed;
 
    font-family: Roboto;
}