3、Media Query其中的大部分接受min/max前缀,用来表示其逻辑关系,表示应用于大于等于或者小于等于某个值的情况; 4、CSS属性要求必须有属性值,Media Query可以没有值,因为其表达式返回的只有真或假两种. 常用的Media Query如下表所示: 兼容的浏览器: Media Queries具体使用 下面我们一起来看看Media Queries的具体使用方...
2、最小宽 Min Width(屏幕 >= 900px) 3、多个Media Queries(600px<= 屏幕 <= 900px) 4、设备屏幕的输出宽度Device Width(适用于最大设备宽度为480px;max-device-width:设备的实际分辨率(也就是可视面积分辨率)) 5、iPhone4(专门针对iPhone4的移动设备)...
(max-device-width: 834px) and (orientation: portrait) and (-webkit-min-device-pixel-ratio: 2) { } /* Landscape */ /* Declare the same value for min- and max-width to avoid colliding with desktops */ /* Source: https://medium.com/connect-the-dots/css-media-queries-for-ipad-pro-...
I.e. these are identical: @media all and (min-width:500px) { … } @media (min-width:500px) { … } As are these: @media (orientation: portrait) { … } @media all and (orientation: portrait) { … }Several media queries can be combined in a media query list. A comma-separated ...
A fast & lightweight polyfill for min/max-width CSS3 Media Queries (for IE 6-8, and more) - scottjehl/Respond
那么,Media Queries是如何工作的? 两种方式,一种是直接在link中判断设备的尺寸,然后引用不同的css文件: 1. 意思是当屏幕的宽度大于等于400px的时候,应用styleA.css 在media属性里: screen是媒体类型里的一种,CSS2.1定义了10种媒体类型 and被称为关键字,其他关键字还包括not(...
已弃用的媒体类型: CSS2.1和Media Queries 3定义了一些额外的媒体类型(tty,tv,projection,handheld,braille,embossed, andaural),但它们在Media Queries 4中被弃用,不应该被使用。aural型已经被speech型取代,这是相似的。 媒体特征 媒体特征表达式的特定特性的测试用户代理、输出设备或环境。它们完全是可选的。每个媒...
The @media CSS at-rule can be used to apply part of a style sheet based on the result of one or more media queries. With it, you specify a media query and a block of CSS to apply to the document if and only if the media query matches the device on which
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Important:make sure the queries match 100% the source CSS rule excl the@media. Tip:you can use the same name for different media queries to concatenate them (e.g. desktop portrait and desktop landscape) queries:{'print, screen and (max-width: 60em) and (orientation: portrait)':'desktop...