样板：页脚

• Centered footer with social links

  Centered footer with social links
• Footer with search, site title, and credit line

  Footer with search, site title, and credit line
• Footer with site title and credit line

  Footer with site title and credit line
• Footer with navigation and credit line

  Footer with navigation and credit line
• Fullwidth footer with background color and three columns

  Fullwidth footer with background color and three columns
• Centered footer with social links

  Centered footer with social links
• Fullwidth footer with navigation, credit, and social

  Fullwidth footer with navigation, credit, and social
• Left-aligned footer

  Left-aligned footer