body {
  color: #000000;
  font-family: 'HelveticaNeue', 'Helvetica Neue', 'Arial', sans-serif;
  font-size: 14px;
  font-style: normal;
  font-variant: normal;
  font-weight: normal;
  letter-spacing: 0;
  line-height: 1.2em;
  background: #fff;
}

.Header {
  color: #0000ff;
  position: absolute;
  top: 0px;
  width: 700px;
  margin: 0px;
  background: #f6f6f6;
  padding: 0px;
  height: 4em;
  text-align: center;
  left: 50%;
  margin-left: -350px;
  border-radius: 10px 10px 10px 10px;
  border-right: 3px solid;
  border-left: 3px solid;
  border-bottom: 3px solid;
  border-top: 3px solid;
  border-color:#fff;
  padding: 5px;
}
.Content {
  position: absolute;
  top: 5em;
  width: 700px;
  margin: 0px;
  left: 50%;
  margin-left: -350px;
}
.Box {
  position: relative;
  font-size: 16px;
  padding: 5px;
  width: 700px;
  margin: 0px;
  background: #f6f6f6;
  line-height: 1.2em;
  border-radius: 10px 10px 10px 10px;
  border-right: 3px solid;
  border-left: 3px solid;
  border-bottom: 3px solid;
  border-top: 3px solid;
  border-color:#fff;
}

input[type="checkbox"]{
  width: 30px;
  height: 30px;
}

input[type="submit"]{
  font-size: 36px;
  font-weight: bold;
  color: #f00;
}