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rgba() is a new attribute of css3, so browsers IE8 and below are not compatible. What should I do? Finally I found the solution.
Solution
Let’s first explain the following rgba
##rgba:
The meaning of rgba, r represents red, g represents green, b represents blue, and a represents transparency. rgba(0,0,0,.5) This represents black and the transparency is 0.5To solve the transparency problem under IE8, you can add this sentence:filter:progid:DXImageTransform.Microsoft.gradient(startColorstr=#7f000000,endColorstr=#7f000000); /*IE8 support*/
#7f represents transparency, 000000 represents color, the following is the corresponding table of transparency:
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