nt</title>
  <link href="https://fonts.googleapis.com/icon?family=Material+Icons"
      rel="stylesheet">
  
  
  
<style>
@import url("https://fonts.googleapis.com/css?family=Roboto:300,400,500");
* {
  margin: 0;
  box-sizing: border-box;
}

html {
  --card-color: #001163;
  --text-color: #e1e1e1;
}

body {
  font-family: 'Roboto', sans-serif;
  background-color: #30343f;
}

.tips {
  position: fixed;
  bottom: 0;
  width: 100%;
  height: 30px;
  background: #f1f1f1;
  line-height: 30px;
  font-size: 14px