*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  height: 100%;
}

body {
  background: #ffffff;
  color: #000000;
  -webkit-font-smoothing: antialiased;
}

img {
  display: block;
  max-width: 100%;
}

h1 {
  margin: 0;
}

button {
  font: inherit;
  background: none;
  border: 0;
  padding: 0;
  cursor: pointer;
}