body {
    font-family: Arial, sans-serif;
    background: #eef2f5;
    margin: 0;
    padding: 0;
}

.container {
    width: 800px;
    margin: 30px auto;
    text-align: center;
}

h1 {
    margin-bottom: 40px;
}

.panel {
    background: #fff;
    border-radius: 10px;
    padding: 20px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.buttons button {
    margin: 5px;
    padding: 10px 15px;
    border: none;
    border-radius: 5px;
    background-color: #0d6efd;
    color: white;
    cursor: pointer;
}

.buttons button:hover {
    background-color: #084298;
}

.content {
    margin: 20px 0;
    padding: 15px;
    background-color: #f1f1f1;
    border-radius: 8px;
}