html,
body {
  margin: 0;
  padding: 0;
}

body {
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  background: radial-gradient(#efefef, #cccccc);
}

* {
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
  -moz-osx-font-smoothing: grayscale;
  -webkit-font-smoothing: antialiased;
  -webkit-tap-highlight-color: transparent;
  -webkit-touch-callout: none;
}

@font-face {
  font-family: "Press Start 2P";
  font-style: normal;
  font-weight: 400;
  src: url("press-start-2p-v9-latin-regular.eot"); /* IE9 Compat Modes */
  src: local(""), url("press-start-2p-v9-latin-regular.eot?#iefix") format("embedded-opentype"),
    /* IE6-IE8 */ url("press-start-2p-v9-latin-regular.woff2") format("woff2"),
    /* Super Modern Browsers */ url("press-start-2p-v9-latin-regular.woff") format("woff"),
    /* Modern Browsers */ url("press-start-2p-v9-latin-regular.ttf") format("truetype"),
    /* Safari, Android, iOS */ url("press-start-2p-v9-latin-regular.svg#PressStart2P") format("svg"); /* Legacy iOS */
}

div {
  position: absolute;
  width: 100vw;
  height: 100vh;
  display: flex;
}

p {
  margin: auto auto;
  font-family: "Press Start 2P", cursive;
  font-size: 24px;
  max-width: 480px;
  padding: 16px;
  color: #111111;
  background: #ffffff;
  box-shadow: -8px 8px 1px #11111188;
  border: #101010 4px solid;
}

span {
  font-family: "Press Start 2P", cursive;
  color: blue;
}

button {
  display: block;
  margin-top: 16px;
  font-family: "Press Start 2P", cursive;
  padding: 8px;
  font-size: 24px;
  background: #f0f0f0;
  border: #101010 4px solid;
  box-shadow: -8px 8px 1px #11111188;
  cursor: pointer;
}