body {
  font-family: Arial, sans-serif;
  background-color: #f0f0f0;
}
h1 {
    display: block;
    font-size: 1em;
	text-align:center;
    font-weight: bold;
    unicode-bidi: isolate;
}

form {
  width: 80%;
  margin: 40px auto;
  padding: 20px;
  background-color: #fff;
  border: 1px solid #ddd;
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

label {
  display: block;
  margin-bottom: 10px;
}

input[type="number"] {
  width: 90%;
  height: 20px;
  margin-bottom: 5px;
  padding: 10px;
  border: 1px solid #ccc;
  border-radius: 5px;
}

button[type="button"] {
  width: 30%;
  height: 30px;
  background-color: #4CAF50;
  color: #fff;
  padding: 10px;
  border: none;
  border-radius: 5px;
  cursor: pointer;
}

button[type="button"]:hover {
  background-color: #3e8e41;
}

#result1, #result2, #result3 {
  width: 90%;
  height: 20px;
  margin-bottom: 20px;
  padding: 10px;
  border: 1px solid #ccc;
  border-radius: 5px;
}