How remove border around image in css?

Question

I try to display a span when the cursor of the mouse is on a help icon.

It works, but nevertheless, I don\'t manage to remove the border around the icon.

My

Answer 1

I faced similar problem with img tag I had added following line with img tag.

And this is the css class

.my-class{
    background-image: url('add.gif');
    background-repeat: no-repeat;
    display: inline-block;
    width: 27px;
    height: 27px;
}

I changed the img tag to span tag with same css class. Border is not visible now.