.button {
  margin: .1em;
  padding: .3em;
  cursor: pointer;
  background: #000000;
  text-decoration: none;
  color: #006600;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

.textbutton {
    margin: .1em;
    padding: 1em;
    cursor: pointer;
    background: #e1e1e1;
    text-decoration: none;
    color: #006600;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

.glow {
  display: inline-block;
  -webkit-transition-duration: 0.4s;
  transition-duration: 0.4s;
  -webkit-transition-property: box-shadow;
  transition-property: box-shadow;
  -webkit-transform: translateZ(0);
  transform: translateZ(0);
  box-shadow: 0 0 1px rgba(0, 0, 0, 0);
}
.glow:hover, .glow:focus, .glow:active {
  box-shadow: 0 0 18px rgba(0, 120, 0, 0.6);
}