Horizontal alignment

• How to Make LaTeX Captions Ragged Right
  Use the caption package’s raggedright justification option; disable single-line centering if every caption should align at the left.
• How to Center Two Columns with the LaTeX multicol Package
  Center text within two multicol columns with local LaTeX declarations, or use a table-like layout when you need a narrower centered block.
• How to Change the Title Width in moderncv Classic
  In moderncv classic, set a specific width for the title by placing its text in a parbox; adjust the header separately if needed.
• How to Center Three Authors in the IEEEconf LaTeX Class
  Center three authors in IEEEconf by placing equally sized, centered minipages in a three-column table inside the normal author field.