* {
  -webkit-font-smoothing: antialiased;
  box-sizing: border-box;
}
html,
body {
  margin: 0px;
  height: 100%;
}
a {
  text-decoration: none;
}

h1, h2, h3, h4, h5, h6 {
  margin: 0;
}

button {
  border: none;
  padding: 0;
  background: none;
  box-shadow: none;
}