white space on header

Hello can you please paste the below given code in the customizer custom css option located at
Dashboard => Appearance => Customize => Theme Options => Custom Css

#page {
    margin: 0 auto;

For swift response please visit the themes official forum
https://catchthemes.com/support-forum/forum/catch-evolution-free-theme/

regards,
bplv