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

body {
            font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
            background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
            min-height: 100vh;
            padding: 0;
            margin: 0;
        }

.about-bash p {
            color: #34495e;
            line-height: 1.6;
            text-align: center;
        }

::-webkit-scrollbar-track {
            background: #f1f1f1;
            border-radius: 10px;
        }

::-webkit-scrollbar-thumb {
            background: #bdc3c7;
            border-radius: 10px;
        }

::-webkit-scrollbar-thumb:hover {
            background: #95a5a6;
        }

.about-bash {
            max-width: 1100px;
            margin: 0 auto;
            padding: 14px 20px;
        }


.about-bash p {
            max-width: 900px;
            margin: 0 auto 12px;
            color: #34495e;
            line-height: 1.7;
            text-align: center;
        }

.about-bash ul,
.about-bash ol {
            max-width: 900px;
            margin: 0 auto 14px;
            padding-left: 22px;
            text-align: left;
            color: #34495e;
        }

.about-bash li {
            margin-bottom: 8px;
            line-height: 1.6;
        }

.about-bash pre {
            max-width: 900px;
            margin: 10px auto 8px;
            padding: 10px 12px;
            border: 1px solid #dfe6ee;
            border-radius: 8px;
            background: #f8fafc;
            text-align: left;
            overflow-x: auto;
        }

.about-bash code {
            font-family: 'Courier New', monospace;
            font-size: 0.95em;
        }
.about-bash h2 {
            text-align: center;
        }

.site-footer {
            width: 100%;
            text-align: center;
            color: #2c3e50;
            font-size: 0.95rem;
            padding: 14px 10px 18px;
        }

.site-footer .divider {
            margin: 0 8px;
            color: #7f8c8d;
        }