body {
  /* background-color: rgb(135, 16, 16); */
  background-color: rgb(20, 83, 201);
}

main {
  width: 500px;
  height: 800px;
  margin: 50px auto;
  text-align: center;
  border-radius: 8px;
  font-size: 20px;
  padding-top: 0;
  /* border: 1px solid black; */
  border-radius: 20px;
  background-color: white;
}

button {
  margin: 20px auto;
  width: 25%;
  height: 50px;
  /* background-color: rgb(206, 18, 18);
    border: 1px solid rgb(206, 18, 18); */
  background-color: rgb(7, 13, 127);
  border: 1px solid rgb(7, 13, 127);
  border-radius: 5px;
  font-size: 18px;
  font-weight: bold;
  color: white;
}

h1 {
  margin-top: 0;
  padding: 20px;
  border-radius: 8px;
  border-bottom-left-radius: 0;
  border-bottom-right-radius: 0;
  /* background-color: rgb(87, 20, 20); */
  background-color: rgb(7, 13, 127);
  color: white;
}

#service {
  width: 30%;
}

footer #total,
#result,
#each {
  visibility: hidden;
  font-size: 24px;
  font-weight: bold;
}