Documentation and examples for opting images into responsive behavior (so they never become larger than their parent elements) and add lightweight styles to them—all via classes. Images in Bootstrap are made responsive with.img-fluid.max-width: 100%;andheight: auto;are applied to the image so...
<!-- Bootstrap --> body { padding: 50px } <!-- HTML5 Shim and Respond。js IE8支持 HTML5 原始和媒体查询。 --> <!-- WARNING: Respond。如果通过file://查看页面js将不工作。 --> <!--[if lt IE 9]> <![endif]--> ...
Since the .navbar-brand has its own padding and height, you may need to override some CSS depending on your image. Forms Place form content within .navbar-form for proper vertical alignment and collapsed behavior in narrow viewports. Use the alignment options to decide where it ...
$(window).on("resize", function () {//1 获取窗口的宽度let clientW =$(window).width()//2 设置临界值let isShowBigImage = clientW >=700//3 获取每个轮播的itemlet $allItems = $("#lk_carousel .item")//4 遍历$allItems.each(function (index, item) {//屏幕宽度大于700 设置背景图,否...
Create responsive images by adding an .img-responsive class to the tag. The image will then scale nicely to the parent element.The .img-responsive class applies display: block; and max-width: 100%; and height: auto; to the image:Example...
如果未指定 <svg> 元素的 width 和height 属性,则图标将填满所有可用空间。 如果需要使用 background-size 来调整图标的大小,则必须设置 viewBox 属性。请注意,xmlns 属性是必需的。 .bi::before { display: inline-block; content: ""; vertical-align: -.125em; background-image: url("data:image/svg+...
leaderboard p { font-size: 18px; font-weight: 200; line-height: 27px; }HTML 代码实例 <!DOCTYPE html> 使用Bootstrap 版本 2.0 固定布局的实例 <!-- Le styles -->
title="Card Title"img-src="https://images.unsplash.com/photo-1653387137517-fbc54d488ed8?ixlib=rb-4.0.3&ixid=MnwxMjA3fDB8MHxzZWFyY2h8MjB8fHZ1ZXxlbnwwfHwwfHw%3D&auto=format&fit=crop&w=500&q=60"img-alt="Image"img-top tag="article"style="max-width: 20rem"class="mb-2">You can...
--需求1.包含头部信息用于适应不同设备-->BootStrap Rquirement Demo<!--需求2.包含 bootstrap 样式表-->BootStrap 使用案例我的第一个BootStrap页面:Hello World!My Blog<!--JavaScript 放置在文档最后面可以使页面加载速度更
image: { width: "5000px", height: "500px" } }, browseClass: "btn btn-primary rightBtn", //按钮样式 maxFileCount: 2,//允许最大上传文件的数量 minFileCount: 0,//允许最大上传文件的数量 allowedFileExtensions: "image/*,.pdf,.xls,.xlsx,.docx,.doc", //接收的文件后缀 ...