XenForo Replace category title with image?

[XenForo]

XenForo submitted a new resource:

Replace category title with image? - Replace category title with image

Deleted previous answer, it was wrong

To hide title (category id 1)

.block--category1 h2.block-header a
    {display:none}

• To add an icon

.block.block--category.block--category1 .block-header:before {
 
    .m-faBase();
    content: '\f79f';
}

• OR

.block.block--category.block--category1 .block-header:before {
 background-image:url("/link_to_image)";
   height:50px;
width:200px
}

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