body {
    font-family: Arial, sans-serif;
    background: #8484e2;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
}

.container {
    background: #fff;
    padding: 30px 40px;
    border-radius: 12px;
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    text-align: center;
    width: 320px;
}

h2 {
    margin-bottom: 20px;
    color: #333;
}

.form-box {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.input {
    padding: 12px;
    border-radius: 8px;
    border: 1px solid #ccc;
    font-size: 16px;
}

.btn {
    padding: 12px;
    border: none;
    background: #4CAF50;
    color: white;
    font-size: 16px;
    border-radius: 8px;
    cursor: pointer;
    transition: 0.2s;
}

.btn:hover {
    background: #45a049;
}

.result {
    margin-top: 20px;
    font-size: 18px;
    color: #333;
}