image resizes in frame

Images do not resizes with screen. Resolution set to 1920 work fine but when you drop it down to 1440 or 1280 the image does not resize in frame. http://www.lakeoconeebusinessdirectory.com/about/ I am running two monitor one set to 1920 and the other is set to 1440.

https://ww.wp.xz.cn/plugins/adrotate/