319 lines
8.1 KiB
CSS
319 lines
8.1 KiB
CSS
/* header 样式 */
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.header {
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width: 100%;
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display: flex;
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justify-content: space-between;
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align-items: center;
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padding: 0 5% 0 2%;
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gap: 20px;
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background-color: #2D6B7D;
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}
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.header .logo {
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display: flex;
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flex: 1 1 auto;
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max-width: 55%;
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min-width: 0;
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align-items: center;
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margin: 0;
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border-radius: 20px;
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font-size: 120%;
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font-weight: 700;
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}
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.header .logo img {
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height: 80px;
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width: auto;
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object-fit: contain;
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display: block;
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}
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.header .logo .title {
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margin-left: 2%;
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width: auto;
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display: flex;
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flex-direction: row;
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align-items: baseline;
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gap: 8px;
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flex-wrap: wrap;
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overflow: hidden;
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}
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.header .logo .title h3 {
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font-size: 110%;
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color: white;
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font-weight: 600;
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margin: 0;
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white-space: normal;
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line-height: 1.2;
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}
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.header .logo .title p {
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font-size: 80%;
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color: white;
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margin: 0;
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white-space: normal;
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line-height: 1.2;
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}
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.header .nev {
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flex: 0 1 auto;
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height: 100%;
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min-width: 0;
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}
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.header .nev .nev-child-1 {
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display: flex;
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width: 100%;
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height: 100%;
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justify-content: flex-end;
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align-items: center;
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}
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.header .nev-child-1 li {
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padding: 1% 2%;
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border-radius: 10px;
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position: relative;
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list-style: none;
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}
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/* 鼠标悬停导航栏 */
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.header li:hover a {
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color: black;
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}
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.header .icon-jiantou_shang {
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display: none;
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}
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.header li:hover .icon-jiantou_xia {
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display: none;
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}
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.header li:hover .icon-jiantou_shang {
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display: inline-block;
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}
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/* 箭头图标对齐样式 */
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.header .icon-jiantou_xia,
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.header .icon-jiantou_shang {
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font-size: 12px;
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vertical-align: middle;
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line-height: 1;
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margin-left: 4px;
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}
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.header a {
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font-size: 150%;
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font-weight: 700;
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color: white;
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display: inline-flex;
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align-items: center;
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gap: 5px;
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}
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/* 当前页面高亮样式，配合JS使用 */
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.header a.active-link {
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color: black !important;
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}
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.header .nev-child-2 {
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display: none;
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position: absolute;
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top: 70%;
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left: 50%;
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transform: translateX(-50%) translateY(-10px);
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background: linear-gradient(135deg, #ffffff 0%, #f8fbfc 100%);
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border-radius: 12px;
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box-shadow: 0 12px 35px rgba(46, 90, 97, 0.2);
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border: 1px solid rgba(46, 90, 97, 0.08);
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overflow: hidden;
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z-index: 9999;
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opacity: 0;
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visibility: hidden;
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transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
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margin-top: 8px;
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min-width: 200px;
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}
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/* 下拉菜单顶部小箭头 */
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.header .nev-child-2::before {
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content: '';
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position: absolute;
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top: -8px;
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left: 50%;
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transform: translateX(-50%);
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width: 0;
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height: 0;
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border-left: 8px solid transparent;
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border-right: 8px solid transparent;
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border-bottom: 8px solid #ffffff;
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filter: drop-shadow(0 -2px 4px rgba(46, 90, 97, 0.1));
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}
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.header .nev-child-2 li {
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width: 100%;
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background-color: transparent;
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text-align: left;
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border-bottom: 1px solid rgba(46, 90, 97, 0.08);
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font-weight: 400;
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transition: all 0.2s ease;
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}
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.header .nev-child-2 li:nth-last-child(1) {
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border-bottom: none;
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}
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.header .nev-child-2 li a {
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display: flex;
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align-items: center;
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padding: 14px 10px;
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color: #2E5A61;
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text-decoration: none;
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font-size: 100%;
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font-weight: 500;
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position: relative;
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transition: all 0.2s ease;
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white-space: nowrap;
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}
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.header .nev-child-2 li a:before {
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content: '';
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position: absolute;
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left: 0;
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top: 0;
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height: 100%;
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width: 0;
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z-index: -1;
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}
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.header .nev-child-2 li:hover {
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background-color: rgba(71, 183, 190, 0.05);
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transform: translateX(3px);
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}
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.header .nev-child-2 li:hover a {
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color: #2E5A61;
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}
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.header .nev-child-2 li:hover a:before {
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width: 4px;
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}
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/* 每个菜单项的特色样式 */
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.header .nev-child-2 li:nth-child(1):hover { background: linear-gradient(90deg, rgba(255, 193, 7, 0.1), transparent); }
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.header .nev-child-2 li:nth-child(2):hover { background: linear-gradient(90deg, rgba(220, 53, 69, 0.1), transparent); }
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.header .nev-child-2 li:nth-child(3):hover { background: linear-gradient(90deg, rgba(255, 87, 34, 0.1), transparent); }
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.header .nev-child-2 li:nth-child(4):hover { background: linear-gradient(90deg, rgba(76, 175, 80, 0.1), transparent); }
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.header .nev-child-2 li:nth-child(5):hover { background: linear-gradient(90deg, rgba(156, 39, 176, 0.1), transparent); }
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/* 菜单项动画序列 */
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.header li:hover .nev-child-2 li {
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animation: slideInFromLeft 0.3s ease forwards;
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opacity: 0;
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transform: translateX(-20px);
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}
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.header li:hover .nev-child-2 li:nth-child(1) { animation-delay: 0.1s; }
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.header li:hover .nev-child-2 li:nth-child(2) { animation-delay: 0.15s; }
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.header li:hover .nev-child-2 li:nth-child(3) { animation-delay: 0.2s; }
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.header li:hover .nev-child-2 li:nth-child(4) { animation-delay: 0.25s; }
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.header li:hover .nev-child-2 li:nth-child(5) { animation-delay: 0.3s; }
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@keyframes slideInFromLeft {
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to { opacity: 1; transform: translateX(0); }
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}
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/* 下拉菜单显示动画 */
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.header li:hover .nev-child-2 {
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display: block;
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opacity: 1;
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visibility: visible;
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transform: translateX(-50%) translateY(0);
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}
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/* Footer 样式 */
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.copyright {
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width: 100%;
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margin: 0 auto;
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margin-bottom: 0px; /* 修改：如果是在最底部，可以去掉margin-bottom */
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}
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.copyright .bottom {
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display: flex;
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justify-content: center;
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align-items: center;
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width: 100%;
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margin: 0 auto;
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padding-top: 40px;
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padding-bottom: 40px;
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background-color: #1E3A4A;
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}
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.copyright .bottom p {
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margin: 0 20px;
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color: white;
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}
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/* Header 响应式设计 */
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@media (max-width: 1550px) {
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.header { gap: 15px; }
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.header .logo { max-width: 50%; }
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.header .logo img { height: 75px; }
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.header .logo .title { margin-left: 1.5%; }
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.header .logo .title h3 { font-size: 105%; }
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.header .logo .title p { font-size: 75%; }
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.header .nev-child-1 { gap: 12px; }
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.header .nev-child-1 li { padding: 1% 1.5%; }
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.header a { font-size: 130%; }
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}
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@media (max-width: 1350px) {
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.header .logo { max-width: 48%; }
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.header .logo img { height: 70px; }
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.header .logo .title h3 { font-size: 100%; }
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.header .logo .title p { font-size: 70%; }
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.header .nev-child-1 { gap: 10px; }
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.header a { font-size: 120%; }
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}
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@media (max-width: 1200px) {
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.header { flex-wrap: wrap; gap: 15px; }
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.header .logo { max-width: 45%; }
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.header .logo img { height: 65px; }
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.header .logo .title { margin-left: 10px; }
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.header .logo .title h3 { font-size: 95%; }
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.header .logo .title p { font-size: 68%; }
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.header .nev-child-1 { gap: 8px; }
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.header .nev-child-1 li { padding: 1% 1.2%; }
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.header a { font-size: 110%; }
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/* 调整下拉菜单定位 */
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.header .nav-tools .tools-dropdown,
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.header .nav-help .help-dropdown { left: 50%; }
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}
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@media (max-width: 992px) {
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.header { flex-direction: column; align-items: center; gap: 15px; }
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.header .logo { max-width: 90%; justify-content: center; }
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.header .nev { width: 100%; }
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.header .nev-child-1 { justify-content: center; flex-wrap: wrap; gap: 12px; }
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}
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@media (max-width: 768px) {
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.header .logo { max-width: 100%; }
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.header .logo img { height: 60px; }
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.header .logo .title h3 { font-size: 90%; }
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.header .logo .title p { font-size: 70%; }
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.header .nev-child-1 li { padding: 8px 15px; }
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.header a { font-size: 110%; }
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.copyright .bottom { flex-direction: column; gap: 10px; padding: 15px 0; }
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.copyright .bottom p { margin: 0; text-align: center; font-size: 14px; }
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}
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@media (max-width: 480px) {
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.header .logo img { height: 50px; }
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.header .logo .title h3 { font-size: 85%; }
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.header .logo .title p { display: none; }
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.header .nev-child-1 { gap: 8px; }
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.header .nev-child-1 li { padding: 6px 10px; }
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.header a { font-size: 100%; }
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} |