* {
  margin: 0;
  padding: 0;
}
*,
* *:before,
* *:after {
  -moz-box-sizing: border-box;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}
* + * {
  margin-top: 1.5em;
}
* + table {
  margin-top: 2em;
}
img {
  height: auto;
  max-width: 100%;
  vertical-align: middle;
}