a, button,li {
  outline: none !important;
  box-shadow: none !important;
  -webkit-tap-highlight-color: transparent !important;
  -webkit-focus-ring-color: none !important;
}
a:focus, a:active,
li:focus, li:active,
button:focus, button:active {
  outline: none !important;
  box-shadow: none !important;
}