* {
  font-family: Arial, Helvetica, sans-serif;
}

html, body {
  margin: 0;
  border: 0;
  padding: 0;
  background-color: #ffffff;
}

main {
  margin: auto;
  width: 50%;
  padding: 20px;
}

.headerBox {
  padding-top: 5%;
  padding-bottom: 5%;
  border: 5px outset #7090FF;
  background-color: #C0D7FF;
  min-height: 100px;
  min-height: 200px;
}

.headerTopic {
  padding: 0;
  margin: 0;
  text-align: center;
  font-size: 4vw;
}

.dividerLine {
  height: 1px;
  width: 50%;
  margin: auto;
  background-color: #000000;
}

.dividerInvisible {
  height: 1vW;
  width: 50%;
  margin: auto;
}

.headerText {
  padding: 0.6vw;
  margin-top: 0;
  margin-bottom: 0;
  margin-left: 2vw;
  margin-right: 2vw;
  text-align: center;
  font-size: 1.5vw;
}