How can I set the opacity of border
122340
Can you set a border opacity in CSS?
5551
Removing the  border styling on IE
51133
Why doesn't my opacity mask fully hide my object?
115978
How to create a gradient opacity mask in Illustrator
42979
how to make some border lines of a table thick and colored
54641
Simpler solution of "Table cell color overlaps cell border"?
68721
CSS dotted border render issue
89967
Opacity in Mathematica 12.1 not working properly
80913
Partial Border in CSS
99953
Mathematica 12 default graphic opacity is 0, i.e. invisible
37432
Make Curve Have A Fill and Border
156695
Change opacity of single window
93126
How to remove the "Dotted Border" on clicking?
60656
Inner border over images with CSS?
71893
How to create a transparent triangle with border using CSS?
96609
How to turn the white colour portion to transparent
110565
Relative transparency in TikZ?