body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    color: #333;
    overflow-x: hidden;
}
header {
    background: #333;
    color: white;
    padding: 10px;
    text-align: center;
}
.navbas ul {
    list-style: none;
    padding: 0;
    display: flex;
    justify-content: center;
}
.navbas li {
    margin: 10px;
}
.navbas a {
    color: #333;
    text-decoration: none;
    font-weight: bold;
}
section {
    margin: 20px;
    padding: 15px;
    background: white;
    border-radius: 5px;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
}
.dark-mode {
    background-color: #222;
    color: white;
}


.code-container {
    position: relative;
}
.copy-btn {
    position: absolute;
    top: 10px;
    right: 10px;
    padding: 5px 10px;
    background: #333;
    color: white;
    border: none;
    cursor: pointer;
    border-radius: 5px;
    font-size: 12px;
}
.copy-btn:hover {
    background: #555;
}