改进:移动优先原则(Mobile First) 之前介绍过移动优先原则,即先设计小屏幕版,再透过Media Query设定桌面版。W3Schools的这个例子并没有采取这一原则,我们可以自行修改,使之符合。方法很简单,只要将Median Query里的内容和外面相应的内容反过来即可,不要忘了把Media Query从max-width改为min-width。 /* Left column ...
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CSS Rounded Corners Link to W3Schools 它是用来画圆角的, 假设有 1 给正方形, 100px. border-top-left-radius: 30px; before after 也可以用 percentage. 如果是正方形, 4 个角 50% 就
它使用@media规则，仅当>某个条件为真时才包含CSS属性块。https://www.w3schools.com/css/css_rwd_...
它使用@media规则，仅当>某个条件为真时才包含CSS属性块。https://www.w3schools.com/css/css_rwd_...
在此处阅读有关介质查询的详细信息：https://www.w3schools.com/howto/howto_css_media_query_...
web pages & mobile adaptor & css media query All In One 移动端适配 & 媒体查询 http://cssmediaqueries.com/ device-aspect-ratio & 设备纵横比 https://developer.mozilla.org/en-US/docs/Web/CSS/Media_Queries/Using_media_queries https://www.w3schools.com/css/css_rwd_mediaqueries.asp ...
document.querySelector('body').style.fontSize = window.innerWidth / 20 + 'px'; 以上是四种实现自适应字体大小的方法,根据需求和场景的不同,我们可以选择其中一种或多种进行使用。 参考资料: https://www.w3schools.com/cssref/css_units.asp
@media screen and (max-width: 900px) and (min-width: 600px){ div.example{ font-size:50px; padding:50px; border:8px solid black; background:yellow; } } Try it Yourself » Using an additional value:In the example below, we add an additional media query to our already existing one...
Query YES@media all YES@media screen NO@media handheld YES@media tv NO@media print Query NO@media all and (orientation:landscape) YES@media all and (orientation:portrait) YES@media all and (-webkit-device-pixel-ratio: 1) NO@media all and (-webkit-device-pixel-ratio: 1.5) ...