Change width of policy pages on desktop only? (dawn theme)

[ZestardTech]

Hello There,

Admin go to online store → themes → actions → edit code
Find Asset >base.css and paste this at the bottom of the file:

@media only screen and (min-width: 768px) {
.shopify-policy__container, .section-template--15547176648885__main-padding {
max-width: 100%!important;
width: 75%!important;
}
}