I used to use css to write triangles. Anyway, I can search a case on the Internet and use it. Today, I worked hard to understand the principle and use method, and recorded it. I hope it can be helpful to people who are as weak as me. First, css writes triangles through border. Most people use border to define borders. So if you want to use border to write triangles, they will fall into the thinking mode of the border First, let's define the bord of the element

Web special effects 2019-11-30 two thousand three hundred and ninety-three 0 Comments #css3 #Css triangle #Css special effect