body {
    font-family: Arial, sans-serif;
    background: linear-gradient(90deg, #9AD0C2, #2D9596);
    margin: 0;
    padding: 0;
}

.container {
    max-width: 600px;
    margin: 100px auto;
    background-color: #ffffff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1),
        0 0 20px rgba(0, 0, 0, 0.1),
        0 0 40px rgba(0, 0, 0, 0.1);
}

h1 {
    text-align: center;
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 8px;
}

input {
    width: 96%;
    padding: 10px;
    margin-bottom: 20px;
    border: 1px solid #cccccc;
    border-radius: 4px;
}

button {
    width: 100%;
    padding: 10px;
    background-color: #265073;
    color: #ffffff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-bottom: 10px;
}

button:hover {
    background-color: #12372A;
}

#result {
    margin-top: 10px;
    font-weight: bold;
}