styles.css

body {
    font-family: Arial, sans-serif;
    background-color: #f0f4f8;
    margin: 0;
    padding: 20px;
}

.container {
    max-width: 800px;
    margin: 0 auto;
    padding: 20px;
    background-color: #fff;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
}

h1 {
    text-align: center;
    margin-bottom: 40px;
}

.form-section {
    margin-bottom: 40px;
}

.form-section h2 {
    margin-bottom: 20px;
}

.form-group {
    position: relative;
    margin-bottom: 20px;
}

.form-group input {
    width: 100%;
    padding: 10px;
    font-size: 16px;
    border: 1px solid #ccc;
    border-radius: 4px;
    outline: none;
    transition: border-color 0.2s;
}

.form-group input:focus {
    border-color: #007bff;
}

.form-group label {
    position: absolute;
    top: 10px;
    left: 10px;
    font-size: 16px;
    color: #999;
    transition: all 0.2s;
    pointer-events: none;
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label {
    top: -15px;
    left: 10px;
    font-size: 12px;
    color: #007bff;
}

button {
    padding: 10px 20px;
    font-size: 16px;
    color: #fff;
    background-color: #007bff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    transition: background-color 0.2s;
}

button:hover {
    background-color: #0056b3;
}

.result {
    margin-top: 20px;
    font-size: 14px;
    color: #333;
}