/* General Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Main layout container: fixed width, centered */
.container {
    max-width: 1024px;       /* You can change to 960px, 1140px, etc. */
    margin: 0 auto;
    padding: 0 20px;         /* Side padding for small screens */
}

/* Body styling */
body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    background-color: #f4f4f9;
    color: #333;
    padding: 20px 0;         /* Vertical spacing only */
}

/* Header styling */
header {
    background-color: #282c34;
    color: #ffffff;
    text-align: center;
    padding: 20px;
    margin-bottom: 20px;
}

header h1 {
    margin-bottom: 10px;
}

/* Navigation links */
nav a {
    color: #61dafb;
    text-decoration: none;
    margin: 0 10px;
}

nav a:hover {
    text-decoration: underline;
}

/* Main content styling */
main {
    background-color: #ffffff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
}

article h2 {
    color: #222;
    margin-bottom: 15px;
}

p {
    margin-bottom: 15px;
}

/* Code block container with button */
.code-container {
    position: relative;
    margin-bottom: 20px;
}

/* Copy button styling */
.copy-button {
    position: absolute;
    top: 10px;
    right: 10px;
    background-color: #4caf50;
    color: white;
    border: none;
    padding: 5px 10px;
    font-size: 12px;
    border-radius: 4px;
    cursor: pointer;
    z-index: 1;
}

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

/* Preformatted code block */
pre {
    background-color: #f3f3f3;
    padding: 15px;
    border-radius: 6px;
    overflow-x: auto;
    border: 1px solid #ddd;
}

/* Code text inside block */
code {
    font-family: 'Consolas', 'Courier New', monospace;
    font-size: 14px;
    color: #333;
}

/* Footer */
footer {
    text-align: center;
    padding: 15px;
    color: #555;
    font-size: 14px;
    margin-top: 20px;
}