body {
    font-family: Arial, sans-serif;
    margin: 20px;
    background-color: #f5f5f5;
}
.container {
    max-width: 800px;
    margin: 0 auto;
    background: white;
    padding: 20px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}
h1, h2 {
    color: #2c3e50;
}
.form-group {
    margin-bottom: 15px;
}
label {
    display: block;
    margin-bottom: 5px;
    font-weight: bold;
}
select, input[type="text"] {
    width: 100%;
    padding: 8px;
    border: 1px solid #ddd;
    border-radius: 4px;
    box-sizing: border-box;
}
input[readonly] {
    background-color: #f9f9f9;
    cursor: not-allowed;
}
.form-actions {
    margin-top: 20px;
}
button {
    background-color: #3498db;
    color: white;
    border: none;
    padding: 10px 15px;
    border-radius: 4px;
    cursor: pointer;
    margin-right: 10px;
}
button:hover {
    background-color: #2980b9;
}
button#resetBtn {
    background-color: #95a5a6;
}
button#resetBtn:hover {
    background-color: #7f8c8d;
}
button#wydrukBtn {
    background-color: #2ecc71;
}
button#wydrukBtn:hover {
    background-color: #27ae60;
}
.wynik, .wydruk {
    margin-top: 20px;
    padding: 15px;
    border: 1px solid #ddd;
    background-color: #fafafa;
}
.wydruk {
    display: none;
}