* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: Arial, Helvetica, sans-serif;
  padding-left: 5px;
}

main {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 2rem;
}

h1,
h2 {
  margin: 0.25em;
}

table {
  text-align: center;
  line-height: 2rem;
}

.course-name {
  text-align: left;
}

table select {
  padding: 5px;
}