can't seem to find which line control the search box, what do I need to do to make it align properly?

https://www.dropbox.com/s/hfhknl37cy4yq1x/2016-08-03%2016_04_20-Properti.png?dl=0

Thanks

@ysalim
On what URL using what browser it is?

Mozilla firefox
pm you the url

@ysalim
It is caused by modifications of your CSS.
You should add following code:
margin: 0px 0px 0px -3px;
into code block:
.scroller #uniform-undefined.button {  }

it fixed it. thank you.