Safari , - :
@media screen and (max-width: 767px) {
_::-webkit-full-page-media, _:future, :root .safari_only {
padding: 10px; //or any property you need
}
}
.safari_only , , :
<div class='safari_only'> This div will have a padding:10px in a mobile with Safari </div>
: Safari Android, ... , Safari Android:)