Search Results Page is an Archive, displaying your results in an archive template.
In the Dashboard, Templates > Theme Builder > Archive > Add NewUnder Template Type choose Archive, and Create NewChoose a block or design your own archive from scratchTo preview this Archive as a Search Results page, Click the eye icon > Click the Settings > Choose the Search Results.Enter an example search term to see what the results page looks like.Click Apply to preview it.
You can customize the message if there are No Results.
Under Content > Advanced, type your 『Nothing Found』 message.Under Style > Nothing Found Message, change the font, text color etc.
To apply the design to your Search Results Page click Publish and in the Conditions window select Search Results.