White Space Above The Annoucement Bar and no Responsivity

[Migsz]

I tried to install an Whatsapp button APP and suddenly found that above my announcement bar a white space bar simply appeared and now also my page has no mobile phone responsivity for some reason.  I use the Warehouse theme and tried a few codings, but nothing has fixed it; it has in fact increased. Pictures bellow   

 

[shreyhweb]

Hello, please give me the store URL. after that i help you.

[Migsz]

Sure, sorry for tooking too long to reply.

www.vintaggioco.com

[shreyhweb]

@Migsz  not an issue

[shreyhweb · Accepted solution]

@Migsz 

please add the given code above </body> in theme.liquid

online store >> edit code >> theme.liquid

<style>

@media screen and (min-width: 641px){
.header {
padding: 0 0 20px!important;
}
}

</style>

after added looks like