CSS used by the front side technology of the Web.
Responsive web design compliance is becoming indispensable, and expertise is increasing more and more.
I will post information on that CSS.
The "position" property is always used in CSS to change the position of web content.
However, if you think that "absolute" and "relative" are just for positioning, it can cause a major disruption to the content of a page.
In order to prevent this, I'd like to introduce the original behavior of the "position" property.
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This is a method of creating speech bubbles using only HTML and CSS without images.
Since it doesn't load images, it reduces the response time and page display time a bit.
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