@charset "UTF-8";

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

* {
  box-sizing: border-box;
}

.demo > div.wrap {
  border-bottom: 1px solid #e5e5e5;
}

.demo > div:nth-child(odd) {
  background: #f5f5ff;
  min-height: 400px;
  /* min-height: 400px; */
}
h1,
h2,
h3 {
  line-height: 1;
  text-align: center;
}