X特效 html+css+js

效果(源码在后面):

X特效【html+css+js】源码

实现:

1. 定义标签,main是底层盒子,video是背景视频,.cover是X:

<main>
       <video src="video/11.mp4" autoplay loop muted></video>
       <div class="cover"></div>
    </main>

2. 定义main与视频的基本样式:

main{
    
    
           position: relative;
           width: 100%;
           height: 100vh;
           overflow: hidden;
        }
        main video{
    
    
            width: 100%;
        }

position:relative 相对定位
overflow:hidden 溢出隐藏

3. 定义遮罩层 .cover 基本样式:

.cover{
    
    
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: #000;
            transform: scale(20);
            mix-blend-mode: multiply;
        }

position:absolute 绝对定位
background-color: #000; 白色
transform scale(20);放大
mix-blend-mode: multiply; 混合模式,白色的X部分将变透明;
混合模式
4. 制作X,通过双伪类制作两盒子,再让其倾斜45度便可:

.cover::before{
    
    
            content: '';
            position: absolute;
            left: 50%;
            top: 50%;
            width: 80px;
            height: 300px;
            transform: translate(-50%,-50%) skew(45deg);
            background-color: #fff;
        }
        .cover::after{
    
    
            content: '';
            position: absolute;
            left: 50%;
            top: 50%;
            width: 80px;
            height: 300px;
            transform: translate(-50%,-50%) skew(-45deg);
            background-color: #fff;
        }

background-color: #fff; 白色
skew(45deg)倾斜45度。

完整源码:

<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        *{
     
     
            margin: 0;
            padding: 0;
            box-sizing: border-box;
        }
        main{
     
     
           position: relative;
           width: 100%;
           height: 100vh;
           overflow: hidden;
        }
        main video{
     
     
            width: 100%;
        }
        .cover{
     
     
            position: absolute;
            top: 0;
            left: 0;
            width: 100%;
            height: 100%;
            background-color: #000;
            transform: scale(20);
            mix-blend-mode: multiply;
        }
        .cover::before{
     
     
            content: '';
            position: absolute;
            left: 50%;
            top: 50%;
            width: 80px;
            height: 300px;
            transform: translate(-50%,-50%) skew(45deg);
            background-color: #fff;
        }
        .cover::after{
     
     
            content: '';
            position: absolute;
            left: 50%;
            top: 50%;
            width: 80px;
            height: 300px;
            transform: translate(-50%,-50%) skew(-45deg);
            background-color: #fff;
        }
    </style>
</head>
<body>
    <main>
       <video src="video/11.mp4" autoplay loop muted></video>
       <div class="cover"></div>
    </main>
    <script>
        let cover = document.querySelector('.cover');
        let scale = 20;

        let bian = setInterval(function(){
     
     
              
               scale = scale - 0.05;

              cover.style.cssText = `transform: scale(${
       
       scale});`

              if(scale<=1)
              {
     
     
                  clearInterval(bian);
              }

        },20) 

    </script>
</body>
</html>

总结:

实现并不难,
可以写写,
来,
消磨消磨,
这,
令人不喜的时间。

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转载自blog.csdn.net/luo1831251387/article/details/114680727
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