body {
  color: #333;
  font-family: "Helvetica Neue", "Helvetica", Helvetica, Arial, sans-serif;
  font-size: 14px;
  line-height: 1.4;
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
  -webkit-font-smoothing: antialiased;
  max-width: 600px;
  margin: 0 auto 200px;
  padding: 10px;
}

input:focus,
a:focus,
button:focus {
  outline: 5px solid lightblue;
}