body {
  background-color: #ADD8E6;
  background-size: cover;
  margin: 0;
  padding: 0;
}

.title {
  font-size: 5rem;
  text-align: center;
}

.outer-box {
  border: 3px solid black;
  height: true;
  width: 1000px;
  margin: 100px auto auto auto;
  border-radius: 10px;
  background-color: white;
}

.spacer {
  margin-bottom: 20px;
}

#class-name {
  margin-left: 5px;
  font-size: 2rem;
  font-weight: bold;
}

.course {
  width: 400px;
  height: 35px;
  padding-left: 5px;
  margin-left: 10px;
  margin-right: 50px;
  font-size: 20px;
  border: 1px solid gray;
  border-radius: 4px;
}

.units {
  width: 100px;
  height: 35px;
  margin-right: 50px;
  font-size: 20px;
  border: 1px solid gray;
  border-radius: 4px;
}

.block {
  margin-bottom: 20px;
}

.btn {
  margin-left: 10px;
  border: 2px solid black;
  font-weight: bold;
  width: 250px;
  text-align: center;
  margin-bottom: 15px
}

.result {
  width: 200px;
  height: 100px;
  border: 2px solid black;
  text-align: center;
  margin: 20px auto 20px auto;
}

#gpa {
  font-size: 4rem;
  color: black;
  font-weight: bold;
}

.grade-select {
  border: 1px solid gray;
  border-radius: 4px;
  height: 28px;
  width: 90px;
}


#article {
  padding: 5% 10% 1%;
}