body {
    font-family: "Helvetica Neue", sans-serif;
    padding: 20px;
    margin: 0;
    background-color: #f4f6f8;
    color: #333;
}

h2 {
    text-align: center;
    color: #222;
}

button {
    background-color: #2196f3;
    color: white;
    border: none;
    border-radius: 6px;
    padding: 10px 18px;
    margin: 5px;
    cursor: pointer;
    font-size: 14px;
    transition: background-color 0.3s;
}

button:hover {
    background-color: #1976d2;
}

input[type="text"],
input[type="number"],
input[type="date"],
input[type="file"] {
    padding: 8px;
    margin: 5px 0;
    border: 1px solid #ccc;
    border-radius: 5px;
    width: 95%;
    max-width: 400px;
    box-sizing: border-box;
}

table {
    border-collapse: collapse;
    width: 100%;
    margin-top: 20px;
    background-color: white;
    border-radius: 6px;
    overflow: hidden;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

th,
td {
    padding: 10px;
    border-bottom: 1px solid #e0e0e0;
    text-align: center;
}

th {
    background-color: #f0f0f0;
    cursor: pointer;
    position: relative;
}

th:hover::after {
    content: ' ⇅';
    color: #aaa;
    position: absolute;
    right: 8px;
}

tr:hover {
    background-color: #f9f9f9;
}

table img {
    max-height: 80px;
    border-radius: 4px;
}

input[type="file"] {
    border: none;
    padding: 4px;
}