请帮助我。我非常需要您的帮助。
我已为该问题附上了链接 而且我还共享了CSS和HTML。
我正在将REACTjs和GATSBYjs一起使用。
###问题是什么 我的问题是，正如您在此视频here中看到的那样。 我无法向下滚动，我必须拖动滚动条缩略图才能滚动。 同样，滚动条显示不正确，就像滚动条的高度很小。
请帮助我。
HTML和CSS代码
<div className="mCustomScrollbar" data-mcs-theme="dark" id="#content-1" style={{ width: "300px", overflowY: "auto", height: "300px", margin: "0 auto", marginTop: "6rem" }}>
<p>
Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard
dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book
Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard
dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book
Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard
dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book
Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard
dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book
Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard
dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book
Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard
dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book
Lorem Ipsum is simply dummy text of the printing and typesetting industry. Lorem Ipsum has been the industry's standard
dummy text ever since the 1500s, when an unknown printer took a galley of type and scrambled it to make a type specimen book
</p>
</div>