how to change product price font, currency symbol and colour of buy it now button

Store Design
1

Hi,

I need some guidance on how to change my product price font, currency symbol and i want to also keep my buy it now button red and leave the rest of the buttons black, however “size,color and size charts” change with it too

URL:https://phurry.myshopify.com/

Password: chalet123

Untitled-4.jpg
Untitled-4.jpg1890×1417 108 KB

2

@Qke
Put below css into styles.css file

h3, .large-title {
    font-size: medium !important;
}
.opt-btn:checked+.opt-label {
    background-color: red !important;
    
}

Ujjaval_0-1673597744960.png
Ujjaval_0-1673597744960.png1599×751 142 KB

3 
.payment-buttons .shopify-cleanslate .DnvZqPMEvBFbBre5UuP9,.opt-btn:checked+.opt-label{
background-color：#ff0000 !important；
}

Simonsron_0-1673600993507.png

I suggest you find the title piece and change the small-title to large-title.

Regarding the price, it is possible to display only $11, but you need to provide me with the code for the price piece and I can take a look at it for you.