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

body {
  background-color: #4dccbd;
  height: 90vh;
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  font-family: Georgia, "Times New Roman", Times, serif;
}

h2 {
  color: #231651;
  font-size: 28px;
  text-decoration: underline;
  margin: 20px 0 20px 0;
}

.container {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  gap: 10px;
  min-height: 450px;
  width: 550px;
  background-color: #2a1a0e;
  border: 1px solid #f5b52e;
  border-radius: 10px;
}

form {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  gap: 10px;
}

.para {
  color: #f5b52e;
  font-size: 16px;
  font-weight: 500;
}

.input {
  height: 30px;
  border: 1.5px solid black;
  border-radius: 4px;
  padding-left: 5px;
}

.input:focus {
  outline: none;
}

#btn {
  color: #f5b52e;
  background-color: #231651;
  padding: 8px;
  font-size: 16px;
  font-weight: 500;
  border: 1.5px solid #4dccbd;
  border-radius: 10px;
  cursor: pointer;
  margin-top: 20px;
}

#result {
  margin: 10px 0 10px 0;
  font-size: 20px;
  color: #4dccbd;
}

#yourRange {
  color: #ff8484;
  font-size: 15px;
  font-weight: 500;
}

h3 {
  color: #f5b52e;
  font-size: 20px;
  text-decoration: underline;
  margin: 20px 0 20px 0;
}

.guide {
  color: #4dccbd;
  font-size: 15px;
  font-weight: 500;
}