body {
    font-family: Arial, sans-serif;
    margin: 20px;
    background-color: #f0f0f0;
}

h1 {
    color: #333;
    font-size: 24px;
    font-weight: bold;
    margin-bottom: 10px;
}

h2 {
    color: #666;
    font-size: 18px;
    font-weight: bold;
    margin-bottom: 10px;
}

h3 {
    color: #999;
    font-size: 16px;
    font-weight: bold;
    margin-bottom: 10px;
}

a {
    text-decoration: none;
    color: #007BFF;
    margin-right: 10px;
}

a:hover {
    text-decoration: underline;
}

a:active {
    color: #0056b3;
}

form {
    margin: 20px 0;
    padding: 20px;
    background-color: #f0f0f0;
    border: 1px solid #ccc;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

input[type="text"] {
    padding: 5px;
    margin: 5px 0;
    width: 100%;
    border: 1px solid #ccc;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

button {
    padding: 5px 10px;
    background-color: #007BFF;
    color: #fff;
    border: none;
    cursor: pointer;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

button:hover {
    background-color: #0056b3;
}

button:active {
    background-color: #003366;
}

ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

li {
    padding: 5px;
    border-bottom: 1px solid #ccc;
}

li:last-child {
    border-bottom: none;
}

table {
    border-collapse: collapse;
    width: 100%;
}

th, td {
    border: 1px solid #ccc;
    padding: 5px;
    text-align: left;
}

th {
    background-color: #f0f0f0;
    font-weight: bold;
}

td {
    background-color: #fff;
}

img {
    max-width: 100%;
    height: auto;
    margin: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

img:hover {
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
}