body {
    margin: 0;
    padding: 0;
    background: linear-gradient(to bottom right, #f3e5f5, #fce4ec);
    font-family: 'Comic Sans MS', cursive, sans-serif;
    color: #333;
}

.container {
    max-width: 1200px;
    margin: auto;
    padding: 30px;
}

.back-button {
    display: inline-block;
    margin-bottom: 20px;
    text-decoration: none;
    font-weight: bold;
    color: #7b1fa2;
    background-color: #e1bee7;
    padding: 10px 20px;
    border-radius: 25px;
    transition: background-color 0.3s ease;
}

    .back-button:hover {
        background-color: #ce93d8;
    }

h1, h2 {
    text-align: center;
    color: #7b1fa2;
}

.content {
    display: flex;
    gap: 20px;
    margin-top: 30px;
    flex-wrap: wrap;
}

.explanation, .calculator {
    flex: 1;
    min-width: 300px;
    background: white;
    border-radius: 15px;
    padding: 25px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

    .explanation p {
        font-size: 16px;
        line-height: 1.6;
    }

form label {
    display: block;
    margin: 15px 0 5px;
    font-weight: bold;
}

input, select {
    width: 100%;
    padding: 10px;
    font-size: 16px;
    border-radius: 8px;
    border: 1px solid #ccc;
}

button {
    margin-top: 20px;
    padding: 12px;
    font-size: 16px;
    background-color: #ba68c8;
    color: white;
    border: none;
    border-radius: 20px;
    cursor: pointer;
    width: 100%;
}

    button:hover {
        background-color: #9c27b0;
    }

.results {
    margin-top: 40px;
    background: white;
    padding: 25px;
    border-radius: 15px;
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}