body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    margin: 0;
    padding: 0;
}

.container {
    width: 80%;
    margin: 0 auto;
    padding: 20px;
    background-color: #fff;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
}

h1, h2 {
    text-align: center;
    color: #333;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 20px 0;
}

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

th {
    background-color: #f2f2f2;
}

.logo {
    display: block;
    margin: 0 auto 20px;
    width: 100px;
}

.btn-add {
    display: inline-block;
    padding: 10px 20px;
    background-color: #4CAF50;
    color: #fff;
    text-decoration: none;
    margin-bottom: 20px;
    text-align: center;
}

button {
    padding: 10px;
    background-color: #4CAF50;
    color: #fff;
    border: none;
    cursor: pointer;
}

button:hover {
    background-color: #45a049;
}