body {
    font-family: Arial, sans-serif;
    padding: 20px;
}

h1 {
    text-align: center;
}

form {
    margin-bottom: 20px;
    display: flex;
    gap: 10px;
    justify-content: center;
}

input {
    padding: 8px;
    font-size: 14px;
}

button {
    padding: 8px 12px;
    font-size: 14px;
    background-color: #28a745;
    color: white;
    border: none;
    cursor: pointer;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

th, td {
    border: 1px solid #ccc;
    padding: 10px;
    text-align: left;
}