Added note page
Styled the cards for each note
Setup the layout - rows and columns
Setup the note template
Added animation for the note hover
Updated links on Index, about, and home so that page's links to itself just point to #, to avoid page refreshes.
Added "badge-label" class for hovering text
Added "!" label on notebook icon in top icon row, to indicate it's new, as these icons are a less-easy to notice
