js如何实现蒙版效果

我们来分析一下思路:1、监听按钮的点击2、阻止冒泡(最关键的一点)3、让隐藏的显示出来4、隐藏滚动条5、点击文档:获取点击的标签判断:让显示的都隐藏显示滚动条*{margin: 0;pa

JQ实现弹幕效果

JQ实现弹幕效果,快来吐糟你的想法吧代码如下,复制即可使用:
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<p>首先,我们来看一下效果:这个效果实现原理很简单:只要你掌握css3动画和过渡相关知识就行,不用js代码;(推荐教程:CSS入门教程)HTML代码:</p> <div> <ul id="list"> <li><a<br /> </div><!-- .entry-summary --> <div class="entry-meta second-line"> <span class="entry-category"> <a href="http://www.pyhw.net/category/css " >css教程</a> </span><!-- .entry-category --> <span class="entry-date"> 2021年1月11日 </span><!-- .entry-date --> <span class="entry-like"> <span class="sl-wrapper"><a href="http://www.pyhw.net/wp-admin/admin-ajax.php?action=process_simple_like&post_id=33789&nonce=06af8fa7f8&is_comment=0&disabled=true" class="sl-button sl-button-33789" data-nonce="06af8fa7f8" data-post-id="33789" data-iscomment="0" title="点赞这篇文章"><span class="sl-count"><i class="fa fa-thumbs-o-up"></i> 点赞(3)</span></a><span class="sl-loader"></span></span> </span><!-- .entry-like --> <span class="entry-comment"><a href="http://www.pyhw.net/33789_css%e5%a6%82%e4%bd%95%e5%ae%9e%e7%8e%b0%e5%9b%be%e7%89%87%e6%8a%bd%e5%b1%89%e5%bc%8f%e6%95%88%e6%9e%9c.html#respond" class="comments-link" >评论(0)</a></span> <span class="entry-views">阅读<span class="view-count">(79)</span> </span> </div><!-- .entry-meta --> </div><!-- .entry-overview --> </div><!-- #post-33789 --> <div id="post-36086" class="clear post-36086 post type-post status-publish format-standard has-post-thumbnail hentry category-html tag-532 tag-58"> <a class="thumbnail-link" href="http://www.pyhw.net/36086_html%e5%92%8ccss3%e4%b8%ad%e7%9a%842d%e3%80%813d%e7%bb%93%e5%90%88%e5%ae%9e%e7%8e%b0%e5%8a%a8%e7%94%bb%e6%95%88%e6%9e%9c.html"> <div class="thumbnail-wrap"> <img width="243" height="156" src="http://www.pyhw.net/wp-content/uploads/2020/06/20200622012639-5eef984faffad-243x156.png" class="attachment-boke_2_list_thumb size-boke_2_list_thumb wp-post-image" alt="" /> </div><!-- .thumbnail-wrap --> </a> <h2 class="entry-title"><a href="http://www.pyhw.net/36086_html%e5%92%8ccss3%e4%b8%ad%e7%9a%842d%e3%80%813d%e7%bb%93%e5%90%88%e5%ae%9e%e7%8e%b0%e5%8a%a8%e7%94%bb%e6%95%88%e6%9e%9c.html">HTML和CSS3中的2D、3D结合实现动画效果</a></h2> <div class="entry-overview "> <div class="entry-summary"> <p>这篇文章给大家介绍的内容是关于HTML和CSS3中的2D、3D结合实现动画效果,有一定的参考价值,有需要的朋友可以参考一下,希望对你有所帮助。虽然我们我们在前端工作中,对于2D、3D动画效果一般来说都</p> </div><!-- .entry-summary --> <div class="entry-meta second-line"> <span class="entry-category"> <a href="http://www.pyhw.net/category/html " >html教程</a> </span><!-- .entry-category --> <span class="entry-date"> 2021年1月9日 </span><!-- .entry-date --> <span class="entry-like"> <span class="sl-wrapper"><a href="http://www.pyhw.net/wp-admin/admin-ajax.php?action=process_simple_like&post_id=36086&nonce=06af8fa7f8&is_comment=0&disabled=true" class="sl-button sl-button-36086" data-nonce="06af8fa7f8" data-post-id="36086" data-iscomment="0" title="点赞这篇文章"><span class="sl-count"><i class="fa fa-thumbs-o-up"></i> 点赞(4)</span></a><span 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/> </div><!-- .thumbnail-wrap --> </a> <h2 class="entry-title"><a href="http://www.pyhw.net/42569_css3-%e5%8a%a8%e7%94%bb%ef%bc%88animation%ef%bc%89%e6%95%88%e6%9e%9c%e7%9a%84%e5%ae%9e%e7%8e%b0.html">css3-动画(animation)效果的实现</a></h2> <div class="entry-overview "> <div class="entry-summary"> <p>本章给大家介绍css3-动画(animation)效果的实现,让大家了解一个简单的css3动画是如何实现的。有一定的参考价值,有需要的朋友可以参考一下,希望对你有所帮助。css3-动画(animati</p> </div><!-- .entry-summary --> <div class="entry-meta second-line"> <span class="entry-category"> <a href="http://www.pyhw.net/category/css " >css教程</a> </span><!-- .entry-category --> <span class="entry-date"> 2021年1月5日 </span><!-- .entry-date --> <span class="entry-like"> <span class="sl-wrapper"><a href="http://www.pyhw.net/wp-admin/admin-ajax.php?action=process_simple_like&post_id=42569&nonce=06af8fa7f8&is_comment=0&disabled=true" class="sl-button sl-button-42569" data-nonce="06af8fa7f8" data-post-id="42569" data-iscomment="0" title="点赞这篇文章"><span class="sl-count"><i class="fa 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wp-post-image" alt="" /> </div><!-- .thumbnail-wrap --> </a> <h2 class="entry-title"><a href="http://www.pyhw.net/40126_css3%e6%80%8e%e4%b9%88%e5%ae%9e%e7%8e%b0%e5%be%84%e5%90%91%e6%b8%90%e5%8f%98%e6%95%88%e6%9e%9c.html">CSS3怎么实现径向渐变效果</a></h2> <div class="entry-overview "> <div class="entry-summary"> <p>用css3实现背景渐变效果,可以丰富我们网页的内容,也提升用户视觉效果。当然更重要的是,提高用户体验!我们可以使用css3中的radial-gradient属性实现径向渐变效果。推荐参考学习:《CSS</p> </div><!-- .entry-summary --> <div class="entry-meta second-line"> <span class="entry-category"> <a href="http://www.pyhw.net/category/css " >css教程</a> </span><!-- .entry-category --> <span class="entry-date"> 2021年1月4日 </span><!-- .entry-date --> <span class="entry-like"> <span class="sl-wrapper"><a href="http://www.pyhw.net/wp-admin/admin-ajax.php?action=process_simple_like&post_id=40126&nonce=06af8fa7f8&is_comment=0&disabled=true" class="sl-button sl-button-40126" data-nonce="06af8fa7f8" data-post-id="40126" data-iscomment="0" title="点赞这篇文章"><span class="sl-count"><i class="fa 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href="http://www.pyhw.net/37328_jquery%e6%b7%a1%e5%85%a5%e4%ba%8e%e6%b7%a1%e5%87%ba%e5%8a%a8%e7%94%bb%e6%95%88%e6%9e%9c%e5%ae%9e%e7%8e%b0.html">jQuery淡入于淡出动画效果实现</a></h2> <div class="entry-overview "> <div class="entry-summary"> <p>淡入与淡出hide()和show()函数的动画都在不断的改变着大小,实际上这种做法非常的混乱,所以我们此时最好的做法是可以进行淡入与淡出的效果淡入操作:fadeIn(时间,function(){})淡</p> </div><!-- .entry-summary --> <div class="entry-meta second-line"> <span class="entry-category"> <a href="http://www.pyhw.net/category/javascript " >javascript教程</a> </span><!-- .entry-category --> <span class="entry-date"> 2020年12月29日 </span><!-- .entry-date --> <span class="entry-like"> <span class="sl-wrapper"><a href="http://www.pyhw.net/wp-admin/admin-ajax.php?action=process_simple_like&post_id=37328&nonce=06af8fa7f8&is_comment=0&disabled=true" class="sl-button sl-button-37328" data-nonce="06af8fa7f8" data-post-id="37328" data-iscomment="0" title="点赞这篇文章"><span class="sl-count"><i class="fa fa-thumbs-o-up"></i> 点赞(5)</span></a><span 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