small css fix
small css fix

Hi,
There was a small css fix for sweetalert.css. Invalid porperties were there so I fixed it :)
mongoclient/mongoclient,rsercano/mongoclient,mongoclient/mongoclient,mongoclient/mongoclient,nosqlclient/nosqlclient,rsercano/mongoclient,nosqlclient/nosqlclient,rsercano/mongoclient,nosqlclient/nosqlclient