笔记本移动端
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123
public/static/index/mobile/css/topic_laptop/zoom.css
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123
public/static/index/mobile/css/topic_laptop/zoom.css
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/* 图片容器:100vw宽,最小宽度1440px,按图片原始比例(2560:1857)定高 */
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.zoom-container {
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width: 7.5rem;
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height: 6.05rem;
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position: relative;
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}
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/* 图片包裹层:与容器同尺寸,定位参考系,承接缩放变换 */
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.img-wrapper {
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position: absolute;
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top: 0;
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left: 0;
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width: 100%;
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height: 100%;
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overflow: hidden;
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/* z-index: -10; */
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}
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/* 图片:按原始比例填充包裹层,不裁切,初始放大+过渡动画 */
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.bg-img {
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width: 7.5rem;
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height: 6.05rem;
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display: block;
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transform: scale(1.5);
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transition: transform 1.8s ease;
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transform-origin: center center;
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}
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/* 图片缩小后的状态 */
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.bg-img.zoom-out {
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transform: scale(1);
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}
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/* 标注样式:关键修正 - 基于容器绝对定位,百分比参考图片原始比例 */
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.annotation {
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position: absolute;
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color: #48494d;
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font-size: calc(12px + 0.3vw);
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opacity: 0;
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transform: translateY(calc(10px + 0.5vw));
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transition: opacity 0.8s ease, transform 0.8s ease;
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pointer-events: none;
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z-index: 10;
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white-space: nowrap;
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/* 关键:标注的定位参考系是容器(与图片同比例),而非缩放后的图片 */
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top: 0;
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left: 0;
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/* 重置默认值,依赖内联style的百分比定位 */
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}
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/* 标注显示状态 */
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.annotation.anno-show {
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opacity: 1;
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transform: translateY(0);
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}
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.annotation span {
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position: relative;
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display: inline-block;
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/* 确保文字居中对齐 */
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text-align: center;
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}
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/* 标注线条样式:基于文字定位,适配缩放 */
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.annotation span::before {
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content: '';
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position: absolute;
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left: 50%;
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transform: translateX(-50%);
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width: 0.01rem;
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height: 0;
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bottom: calc(100% + 6px);
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background-color: #48494d;
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transition: height 0.8s ease;
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transform-origin: bottom center;
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}
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/* 向上延伸的标注线条(给需要向上的.annotation加anno-up类) */
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.annotation.anno-up span::before {
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/* 把线条位置从文字下方,改成文字上方 */
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bottom: auto;
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top: 0.3rem; /* 定位到文字顶部外 */
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/* 线条方向改为向上延伸 */
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transform-origin: top center;
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}
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.annotation.anno-up1 span::before {
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/* 把线条位置从文字下方,改成文字上方 */
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bottom: auto;
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top: 0.5rem; /* 定位到文字顶部外 */
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/* 线条方向改为向上延伸 */
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transform-origin: top center;
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}
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/* 标注显示时,设置线条最终高度 */
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.annotation.anno-show span::before {
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height: 0.57rem;
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/* 最终高度(vw单位) */
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}
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.zoom-t {
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width: 100%;
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text-align: center;
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font-size: 0.36rem;
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color: #fff;
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padding-top: 1.5rem;
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}
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.zoom-p {
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width: 100%;
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text-align: center;
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font-size: 0.18rem;
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color: #cbcfd8;
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position: absolute;
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top: 0.37rem;
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z-index: 10;
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line-height: 1.5;
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font-family: 'HarmonyOS-Light';
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}
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/* 标注延迟类 */
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.anno-delay-1 {
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transition-delay: 0.8s;
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}
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.anno-delay-1 span::before {
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transition-delay: 0.8s;
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}
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