更新 README.md

README.md

-<video src="https://www.ixigua.com/6b9ef51a-6a0a-427e-8760-e10d3591e260" controls="controls" width="500" height="300">您的浏览器不支持播放该视频！</video>
\ No newline at end of file
+<iframe 
+    height=450 
+    width=800 
+    src="https://www.ixigua.com/6b9ef51a-6a0a-427e-8760-e10d3591e260" 
+    frameborder=0 
+    allowfullscreen>
+</iframe>
\ No newline at end of file