@import url('/css/fontawesome-free-6.6.0-web/css/all.min.css');
        
        * {
            margin: 0;
            padding: 0;
            box-sizing: border-box;
            font-family: 'Segoe UI', 'PingFang SC', sans-serif;
        }

        body {
            padding-top: 60px;
            min-height: 150vh;            
            overflow:hidden;
            font-size:1rem;
        }

        .top-navbar {
            position: fixed;
            top: 0;
            left: 0;
            width: 100%;
            height: 70px;
            background: rgba(255, 255, 255, 0.95);
            backdrop-filter: blur(10px);
            box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
            display: flex;
            align-items: center;
            padding: 0 15px;
            z-index: 1000;
            border-bottom: 1px solid rgba(0, 0, 0, 0.05);
        }

        .logo {
            display: flex;
            align-items: center;
            margin-right: 40px;
        }

        .logo-icon {
            width: 36px;
            height: 36px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            border-radius: 8px;
            display: flex;
            align-items: center;
            justify-content: center;
            margin-right: 12px;
            color: white;
            font-size: 18px;
        }

        .logo-text {
            color: #2d3748;
            font-size: 22px;
            font-weight: 700;
            letter-spacing: -0.5px;
        }

        .nav-buttons {
            display: flex;
            flex: 1;
            height: 100%;
            font-size:1.6rem;
        }

        .nav-button {
            display: flex;
            align-items: center;
            padding: 0 22px;
            height: 100%;
            color: #4a5568;
            text-decoration: none;
            font-weight: 500;
            transition: all 0.3s ease;
            position: relative;
            cursor: pointer;
            font-size: 15px;
        }

        .nav-button:hover {
            color: #667eea;
        }

        .nav-button:hover::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 20%;
            width: 60%;
            height: 3px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            border-radius: 3px 3px 0 0;
        }

        .nav-button.active {
            color: #667eea;
            font-weight: 600;
        }

        .nav-button.active::after {
            content: '';
            position: absolute;
            bottom: 0;
            left: 20%;
            width: 60%;
            height: 3px;
            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
            border-radius: 3px 3px 0 0;
        }

        .nav-button i {
            margin-right: 10px;
            font-size: 18px;
        }

        .home-button {
            margin-left: auto;
            background: linear-gradient(135deg, #455287 0%, #494f6b 100%);
            color: white;
            border-radius: 8px;
            padding: 0 24px;
            height: 44px;
            align-self: center;
            box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
            transition: all 0.3s ease;
        }

        .home-button:hover {
            transform: translateY(0px);
            box-shadow: 0 6px 16px rgba(102, 126, 234, 0.4);
            color: white !important;
        }

        .home-button:hover::after {
            display: none;
        }

        .content {
            max-width: 1200px;
            margin: 0 auto;
            padding: 30px;
        }

        .section {
            background: white;
            border-radius: 12px;
            padding: 30px;
            margin-bottom: 30px;
            box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
            transition: transform 0.3s ease;
        }

        .section:hover {
            transform: translateY(-5px);
        }

        h1 {
            color: #2d3748;
            margin-bottom: 20px;
            font-weight: 700;
            font-size: 28px;
        }

        .highlight {
            background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
            -webkit-background-clip: text;
            -webkit-text-fill-color: transparent;
            font-weight: 700;
        }
        

        #catalog{
        	font-size:20px;
        }

					h3{
						color:#2d3748;
						/*font-weight:600;*/
						font-size:22px;
						margin-top:15px;
						line-height:35px;
					}
					.space{
						height:50px;
					}
					.caption{
						white-space:nowrap;
					}
					h4{
						color:black;
						/*font-weight:600;*/
						font-size:20px;
					}
					.sub-title2{
						font-size:20px;
					}
					.sub-title2 a,.sub-title3 a,.sub-title2 a:hover,.sub-title3 a:hover{
						color:black !important;
					}

        
        @media (max-width: 900px) {
		        body{
		        	font-size:1.1rem;
		        }
            .nav-button span {
                display: none;
            }
            
            .nav-button i {
                margin-right: 0;
                font-size: 20px;
            }
            
            .logo-text {
                display: none;
            }
            
            .top-navbar {
                padding: 0 15px;
            }
            
            .home-button span {
                display: none;
            }
            
            .home-button i {
                margin-right: 0;
            }
            h3{
							padding-left:0px;
						}
        }
        
        @media (max-width: 480px) {
		        body{
		        	font-size:1.1rem;
		        }
            .top-navbar {
                height: 60px;
            }
            
            .logo-icon {
                width: 32px;
                height: 32px;
                font-size: 16px;
            }
            
            .home-button {
                height: 40px;
                padding: 0 18px;
            }
        }
        #content{
        	padding:20px;
        }        
        #catalog {
        	line-height:30px !important;        	
        }
        .nav-button{
        	color:#e9e9ff !important;
        }
				.topic, .head,.keyword{
					font-weight:500;
				}
				.p_img {
				    text-align: center;
				    margin-bottom: 0px !important;
				}
				.p_img img {
				    max-width: 80%;
				    margin-bottom: 0px !important;
				    transform: scale(0.92);
				}
				.img_label {
				    font-size: 13pt;
				    text-align: center;
				    padding-bottom: 30px;
				    max-width: 1000px;
				    margin: auto;
				}
				
				.doc-table{
	border-collapse:collapse;
	border-spacing:0;
	width:100%;
	margin-bottom: 1.65em;
}
.doc-table td{
	border:1px solid #8CACBB;
	padding:0.3em 0.7em;
	vertical-align: top;
}
.doc-table th{
	border:1px solid #8CACBB;
	padding:0.3em 0.7em;
}
.doc-table th{
	background:#eee;
	text-align:center;
	font-weight:bold;
}
.doc-table pre{
	font-family:Verdana;
	font-size:12px;
	color:#006600;
	background:#fafafa;
	padding:5px;
	margin: 12px 0;
	line-height: 120%;
}
.doc-table p{
	margin: 14px 0;
	line-height: 25px;
}
.doc-table .caption{
	/*text-align:center;*/
	/*white-space:nowrap;*/
	min-width:120px;
	max-width:450px;
	font-weight:400;
	vertical-align:unset;
}

.doc-table .c2{
	text-align:left;
}
.doc-table .caption img{
	margin-bottom:0px !important;
	vertical-align:middle;
}
.doc-table2 .caption{
	width:300px;
	text-align:left;
}
.doc-table2 .caption-icon2{
	text-align:center;
	vertical-align:middle;
	width:1%;
}
.caption{
	font-style: italic;
	font-weight:400;
}
.note-list-item{
	display:list-item;
	margin-left:20px !important;
}

.keyword .head{
	font-weight:600;
}
b{
	font-weight:600;
}

h5{
	font-size:1rem !important;
}
.catalog-item-level2{
	padding-left:20px;
}