业精于勤，荒于嬉;行成于思，毁于随。
The thing you drew exceeds the size of the parent element <svg> (the default is 300*150), just manually set a larger size for it
<svg>
![[Web front-end] Node.js quick start](https://img.php.cn/upload/course/000/000/067/662b5d34ba7c0227.png)
The thing you drew exceeds the size of the parent element
<svg>(the default is 300*150), just manually set a larger size for it