a,
input,
button {
  -webkit-tap-highlight-color: transparent;
}
input,
button {
  -webkit-appearance: none;
  border-radius: 0;
}
body {
  margin: 0;
  -webkit-user-select: none;
}
body * {
  -webkit-user-select: none;
  font-family: Helvetica;
}
body {
  -webkit-text-size-adjust: 100%;
}
h1 {
  margin: 0;
}
a {
  text-decoration: none;
}
ul {
  margin: 0;
  padding: 0;
  list-style: none;
}
img {
  vertical-align: top;
}
html,
body {
  width: 100%;
  height: 100%;
  overflow: hidden;
}