body {
    font-family: 'Arial', sans-serif;
    background-color: #e0f7fa;
    margin: 0;
    padding: 80px;
    background: rgb(12,4,156);
    background: radial-gradient(circle, rgba(12,4,156,0.5242165242165242) 0%, rgba(224,247,250,1) 35%, rgba(0,212,255,0.45868945868945865) 100%);
}

.container {
    max-width: 600px; /* Increased from 500px to 600px */
    margin: auto;
    padding: 40px; /* Increased padding for more space */
    background: #ffffff;
    border-radius: 10px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s;
}

.container:hover {
    transform: scale(1.02);
}

h1 {
    text-align: center;
    color: #00796b;
    margin-bottom: 20px;
}

form {
    display: flex;
    flex-direction: column;
}

label {
    margin-bottom: 5px;
    font-weight: bold;
    color: #00796b;
}

input[type="number"],
select {
    padding: 12px;
    margin-bottom: 15px;
    border: 2px solid #00796b;
    border-radius: 5px;
    transition: border-color 0.3s;
}

input[type="number"]:focus,
select:focus {
    border-color: #004d40;
    outline: none;
}

button {
    padding: 12px;
    background-color: #00796b;
    color: white;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #004d40;
}

.result {
    margin-top: 20px;
    padding: 15px;
    background-color: #f1f8e9;
    border-radius: 5px;
    border: 1px solid #c8e6c9;
}

input[readonly] {
    background-color: #f9fbe7;
    border: 1px solid #c0ca33;
}