How to add an image to the background image of the text box in html? _html/css_WEB-ITnose

Here are two text boxes. Each text box is two pictures. How to implement it using html? Thank you. The picture cannot be uploaded. Please use 360 ​​to ask questions http://wenda.haosou.com/q/1435137147723091

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It seems that there is only one

Same as above, it looks like there is only one, I don’t know if you mean there is a small cross after filling in the text, that one can use js