Board Thread:Support Requests - Getting Technical/@comment-35616940-20190126172954/@comment-9605025-20190127001924

2) There are two ways to do this. Below are some examples.  This box contains a lot of text and as such may need to scroll. The vertical scroll bar will always show even if scrolling is not needed. The horizontal scroll bar will never show and text will either wrap or get cut-off depending on the value of other CSS properties.  This box has only a little text but the vertical scroll bar still shows.  This box contains a lot of text and as such may need to scroll. The vertical scroll bar will always show even if scrolling is not needed. The horizontal scroll bar will never show and text will either wrap or get cut-off depending on the value of other CSS properties.  This box has only a little text but the vertical scroll bar still shows. This box contains a lot of text and as such may need to scroll. The vertical scroll bar will show if scrolling is needed but will not otherwise. The horizontal scroll bar will never show and text will either wrap or get cut-off depending on the value of other CSS properties. This box has only a little text and the vertical scroll bar does not show. This box contains a lot of text and as such may need to scroll. The vertical scroll bar will show if scrolling is needed but will not otherwise. The horizontal scroll bar will never show and text will either wrap or get cut-off depending on the value of other CSS properties. This box has only a little text and the vertical scroll bar does not show.

3) Depending on how you are adding the images, read either Help:Photos or Help:Wikitext.

4) I suggest you read Help:Infoboxes/CSS and come back with any specific questions you might have.

5) What do you mean by "site-wide colour"? Have you read Help:Theme_Designer?