Notice here the marginpar has align on the left,
\documentclass{amsart} \usepackage{lipsum} \begin{document} \lipsum[1]\marginpar{One Two Three} \section{One}\marginpar{\raggedleft\text{One Two Three Four Five}} \lipsum[1]\marginpar{\raggedleft\text{One Two Three Four Five}} \section{Two} \lipsum[1]\marginpar{One Two} \end{document} How to align on the right? Like the following 
If I add \usepackage[top=1cm,bottom=1cm,left=0.5cm,right=.5cm]{geometry} in the above code, it becomes
Some part of the marginnote disappear, how to fix it? 
