Seasons decrease between header and posting

1-Lower Seasons Between Header and posting because it is too large 2-decrease the space between the title of the site and the top of the page 3-hiding all footer 4-hide line on the edge poster image 5-hide board administrator bar at the top of the page Sorry my various doubts in a post only This is the link of the page you would like to make these adjustments: mundomelhor.com/conferenciaonline Thank attention