Tell us what you are trying to do?
Sorting boxes have changed size (""Price"" - ""High to Low"") are now different sizes. Need to be the same.
Is there any documentation that you are following?
Different browsers render select boxes differently, and on Safari look more different than most.
Toolset includes the select elements without much additional styling.
There are lots of articles online about the CSS required to customise the appearance of select inputs, but if you want cross-browser consistency then this is a good one: hidden link
You can adapt the CSS described there and add it to your View by selecting the View block itself (use the block navigator at the top of the page if necessary) and then in the sidebar you'll find a Custom JS and CSS section where you can add CSS to the page.