.footer1 {
   position: fixed;
   left: 0;
   bottom: 0;
   width: 100%;
   color: black;
   text-align: center;
}

 .boton {
     border:1px solid #808080;
     cursor:pointer;
     padding:2px 5px;
     color:Blue;
 }
table {
   width: 100%;
   border: 1px solid #000;
}

.relleno
{
    background-color:white;
}