minimal changes

[jodaz]

• Remove the button "Saber mas"
• Make text responsive on mobile (a bit smaller, and much smaller on hero section)
• Make the title smaller in hero on mobile
• Use the minimal logo, not the isotype.
• All buttons must have square corners and outlined, and be filled on hover.
• actualizar iconos en el contacto
• Update chevron down button
• Match the size of the hero section in about with index