.footer{
    position: fixed;
    bottom: 0;
}

html {
    height: 100%;
 }
 
 body {
    background: url("../img/fondo.png");
    background-size: cover;
    background-repeat: no-repeat;
    background-attachment: fixed;
    background-color: rgb(144,144,144);
    height: 100%;
    min-height: 100%;
 }

 .botonera{
    padding-bottom: 6rem;
 }

 .enlace{
   width: 100%;
   height: 100%;
 }

 a, a:hover, a:focus, a:active {
   text-decoration: none;
   color: inherit;
 }

 .pantone-azul{
   background-color:#202945;
 }

 .pantone-azul-claro{
   background-color:#5e6680;
 }

 .pantone-verde{
   background-color:#8F993E;
 }

 .pantone-verde-claro{
   background-color:#c6cc95;
 }