#cajacookies {
  box-shadow: 0px 0px 5px 5px #808080;
  background-color: white;
  color: black;
  padding: 10px;
  margin-bottom: 0px;
  position: fixed;
  bottom: 0px;
  width: 100%;
  z-index: 100;
}

#cajacookies button {
  color: black;
}