Hello,
I have some questions please help.
 
1. I want to place a background image like lakompra.com please help me how to add background of any images.

2. And another thing is that on my website www.merowish.com while we open on laptop / desktop then Latest Ads on my Homepage were there was no any side margins i want to set the margins and Ads block size similar to lakompra.com. as here http://prntscr.com/gceo6u it had margin space on the both side of the Ads Blocks.

3. And at last i want to disable/remove this button which i had marked with red http://prntscr.com/gceppo as when we place the mouse cursor on the Ad it shows two option. 1 for "go to listing" and another for "pictures overview" i just only want to disable "Go to listing" option.

please help me on this 3 points.

@merowish
1) https://www.w3schools.com/cssref/pr_background-image.asp
2) you need to get developer for such modifications
3) add following to your style.css:
.white .orange-but.open-item {display:none!important;}