.abc-box {
  max-width: 400px;
  margin: 20px auto;
  padding: 15px;
  border: 2px solid #ff4785;
  border-radius: 8px;
  text-align: center;
  font-family: sans-serif;
  background: #fff;
}
.abc-box input {
  margin: 5px;
  padding: 8px;
  width: 80px;
}
.abc-box button {
  padding: 8px 12px;
  background: #ff4785;
  color: #fff;
  border: none;
  border-radius: 4px;
}
#abc-result {
  margin-top: 15px;
  text-align: left;
}