body {
  color:            #444444;
  background-color: skyblue;
}

h1 {
  color: white;
  background-color: royalblue;
  margin: 0 0 20px;
  padding-top:4px;
  padding-left:6px;
  border-radius: 6px;
}

a {
  color: royalblue;
}

p {
  margin: 0 0 1rem;
}

h2 {
  color: royalblue;
  margin: 0 0 20px ;
}

table {
  border-collapse: collapse;
  margin-bottom:1rem;
}

th,td {
  padding: 4px;
  border:solid 1px #aaa;
}

.hako {
  padding: 20px;
  background-color:white;
  width:800px;
  margin:20px auto;
  border-radius:10px;
  box-shadow: 0px 0px 10px #44444480;
  line-height: 1.5;
  position: relative;
}

.center {
  width: min-content;
  margin: 0 auto;
}

.waku {
  color: royalblue;
  font-size: larger;
  border:solid 1px royalblue;
  margin: 0 0 1rem;
  border-radius: 6px;
  padding: 6px;
  width: max-content;
  position: absolute;
  top:16px;;
  right: 16px;
}