body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f4f7f6;
    margin: 0;
    padding: 40px;
    display: flex;
    justify-content: center;
}
.container {
    width: 100%;
    max-width: 600px;
}
h1, h2 {
    color: #333;
}
.card {
    background: white;
    padding: 20px;
    margin-bottom: 20px;
    border-radius: 8px;
    box-shadow: 0 4px 6px rgba(0,0,0,0.1);
}
form {
    display: flex;
    flex-direction: column;
    gap: 10px;
}
input, button {
    padding: 12px;
    border-radius: 4px;
    border: 1px solid #ddd;
    font-size: 16px;
}
button {
    background-color: #f48120;
    color: white;
    border: none;
    cursor: pointer;
    font-weight: bold;
}
button:hover {
    background-color: #e06d10;
}
ul {
    list-style-type: none;
    padding: 0;
}
li {
    background: #f9f9f9;
    padding: 10px;
    margin-top: 8px;
    border-left: 4px solid #f48120;
}