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

body {
    font-family: Arial, sans-serif;
    background-color: #f8f8f6;
    color: #222;
    padding: 32px 24px;
    line-height: 1.6;
}
h3 {
    font-size: 13px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: #5e5d5d;
    margin: 16px 0;
}

p ,.mb-3{
    font-size: 14px;
    color: #555;
    margin-bottom: 12px;
    background: #fff;
    border: 0.5px solid #e0e0d8;
    border-radius: 8px;
    padding: 14px 18px;
    margin: 12px 0;
}
h2 {
    font-size: 24px;
    font-weight: 500;
    border-bottom: 1px solid #ddd;
    padding-bottom: 12px;
    margin-bottom: 28px;
}
.code-editor {
    background-color: #1e1e1e;
    color: #d4d4d4;
    font-family: 'Courier New', Courier, monospace;
    font-size: 14px;
    line-height: 1.6;
    padding: 20px 20px 20px 60px;
    border-radius: 8px;
    overflow-x: auto;
    width: 70%;
    white-space: pre;
    counter-reset: line;
    border: 1px solid #333;
}

.code-editor code {
    display: block;
    counter-increment: line;
}

.code-editor code::before {
    content: counter(line);
    display: inline-block;
    width: 30px;
    margin-left: -40px;
    margin-right: 10px;
    text-align: right;
    color: #858585;
    font-size: 13px;
    user-select: none;
}