need plugin for magnifying my products and slider on my website please

HI Mark and Team,
Thankyou for your outstanding work. today good adwords refused to take my website for the advertising campaign and they said my website doesn’t look nice. I tried slider plugin but it didn’t work on my website. could you kindly help me with some plugins that could change the display of my website and products please. they want my website to look more dashing and comparable with my competitors please. looking forward to your quick response please. many thanks.
Saqib