I currently have a transparent sticky header on dawn theme however i would like it to, when scrolling down, turn to black.

https://www.golfgiveaways.com.au/ 

Any ideas ? 

I currently have a transparent sticky header on dawn theme however i would like it to, when scrolling down, turn to black.

I currently have a transparent header on shopify Dawn theme however i would like that header to, when scrolling down, turn black as a sticky header. 

I want to do a header and video background similar to this below, can anyone help me? https://luxegolfclub.com/

https://www.essentialutensil.au/products/kitchenaid-13-cup-food-processor?_pos=1&_sid=f523306d9&_ss=...In my product page i have a few errors which i cannot fix.1. The percentage discount stays the same as the variant first viewed even when the secon...

https://www.essentialutensil.au/products/kitchenaid-13-cup-food-processor?_pos=1&_sid=f523306d9&_ss=r&variant=47394942222635In my product page i have a few errors which i cannot fix.1. The percentage discount stays the same as the variant first viewe...

Yes i am using a third party theme 

Where do i add this in?

www.essentialutensil.au How is my store speed, what can i do to make it faster?

<div id="section-{{ section.id }}" data-section="heroSlickSlider2" class="slider-area"> <div class="hero-slider-active-2 dot-style-1 dot-style-1-position-1"data-slick='{ "slidesToShow": 1, "slidesToScroll": 1, ...

I am attempting to add product image to the product invoice template in The Shopify Order Printer App. So far i have added this to the code:<table class="table-tabular" style="margin: 0 0 1.5em 0;"> <thead> <tr> <th>Quantity</th> <t...

Store: https://www.essentialutensil.au/Halfway down front pageCurrently have completed this          Looking to achieve this, specifically listing products below the text and adding Shop All (Collection)       Thankful for any assistance