上面的代码意思是,如果屏幕宽度小于400像素(max-device-width: 400px),就加载tinyScreen.css文件。 如果屏幕宽度在400像素到600像素之间,则加载smallScreen.css文件。 除了用html标签加载CSS文件,还可以在现有CSS文件中加载。 @import url(“tinyScreen.css”) screen and (max-device-width: 400px); 七、CSS的...
首先,在img元素中定义一个名为--img-ratio的CSS自定义属性,其值为图片的height / width比例。 <!-- example of a square image (height / width = 1) --> 我们知道我们希望的最大高度是200px(或者你可以使用通用的--max-height),这样我们就知道了方程式中的两个变量: ratio = height / width width...
<!--在link中使用@media。该语句中的only可省略,选定的设备属性值是计算机显示屏幕,第一个条件max-width是指渲染界面的最大宽度,第二个条件max-device-width是指设备最大宽度--> @media (min-device-width: 1024px) and (max-width: 989px), screen and (max-device-width: 480px), (max-device-wid...
Or use it in CSS (only the first resized image will be used, if you use multiplesizes): .myImage{background:url('myImage.jpg?size=1140'); }@media(max-width:480px) { .myImage{background:url('myImage.jpg?size=480'); } }
Here you can optionally define all the layout related CSS styles that should be applied to the grid element just before the layoutStart event is emitted. E.g. {width: '100%', height: '200px', minWidth: '200px'}. It's important to keep in mind here that if the grid element's box...
#logo_holder img { filter:progid:DXImageTransform.Microsoft.Alpha(opacity=0); } #logo_holder { display: inline-block; width: 176px; height: 44px; filter:progid:DXImageTransform.Microsoft.AlphaImageLoader(src='http://steamcommunity-a.akamaihd.net/public/images/v5/globalheader_logo.png'); }...
@import url(style600min.css) screen and (min-width: 600px); Put media queries directly in the style sheet, as shown inFigure 1. This is the most common approach. Figure 1 Implementing Media Queries Directly in a Style Sheet XMLCopy ...
Here’s how you would define two CSS files to be applied at two different screen sizes: XML Copy The other option for developing responsive sites involves using CSS3 Media Queries with JavaScript code to appropriately reshape the Document Object Model (DOM). This appro...
media="screen and (max-device-width: 400px)" href="tinyScreen.css" /> 上面的代码意思是,如果屏幕宽度小于400像素(max-device-width: 400px),就加载tinyScreen.css文件。 如果屏幕宽度在400像素到600像素之间,则加载smallScreen.css文件。 除了用html标签加载CSS文件,还可以在现有CSS文件中加载。
Here is the CSS code:Example div { width: 100%; height: 400px; background-image: url('img_flowers.jpg'); background-repeat: no-repeat; background-size: contain; border: 1px solid red;} Try it Yourself » 2. If the background-size property is set to "100% 100%", the back...