/* Your custom css code goes here */
.text-block {
  position:relative;
  bottom: 20px;
  right: 20px;
  background-color: black;
  color: white;
  padding-left: 20px;
  padding-right: 20px;
  opacity: 0.95;
  border-radius: 25px;
}

#mapa {
        height: 400px;  /* The height is 400 pixels */
        width: 100%;  /* The width is the width of the web page */
       }