html {
  height: 100%;
}

body {
  display: flex;
  flex-direction: column;
}

.main_content {
  display: flex;
  flex: 1;
  justify-content: center;
  text-align: center;
  background-image: url("../img/background2.jpg");
  background-size: cover;
  padding-top: 3rem;
  padding-bottom: 3rem;
}

.about {
  margin-left: 1rem;
  margin-right: 1rem;
}

h1 {
  padding: 2rem;
  font-size: 1.5rem;
}

.about_contents img {
  width: 200px;
  border: solid;
  border-width: thin;
  border-radius: 50%;
  background-color: white;
}

h2 {
  margin-top: 2rem;
  font-size: 1.2rem;
}