body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    text-align: center;
    padding: 20px;
}

.container {
    background-color: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
    max-width: 400px;
    margin: auto;
    text-align: center; /* Center all content inside the container */
    display: flex;
    flex-direction: column;
    align-items: center; /* Ensure the child elements are centered */
}

h1 {
    font-size: 24px;
    margin-bottom: 20px;
}

label, input, button {
    display: block;
    margin: 10px auto;
}

input {
    padding: 10px;
    width: 100%;
    max-width: 300px;
    box-sizing: border-box; /* Ensure padding is inside the width */
    margin: 0; /* Eliminate extra margin that could push it off-center */
    font-size: 16px; /* Set the font size to 16px to prevent mobile zooming */
}

button {
    padding: 10px 20px;
    background-color: #e84a4a;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
}

button:hover {
    background-color: #a63333;
}

#result {
    margin-top: 20px;
    font-size: 18px;
    font-weight: bold;
}