My first issue that I share, hope you like.
- Download and unzip .themes
* For GTK2 theme or GTK3 I recommend Arc (part of my theme is based between Arc and official theme of Cinnamon)
* To recommend ARC icons with Numix-Circle.
* Removed the white border from the Favorites part of the menu
* Change Style Selection Windowlist
* Change bookmark style
* Change launcher selection style
* Added shadows from certain places.
* More transparency in the menu and panel.
* Improved overall style.
* Improved popupmenu for earlier versions of cinnamon 3.2
* Added shadow to menu, run and notification
* Added transparency to menu and run
* Changed the size of the menu
* Modified the menu button style
* Modified the menu for cinnamon 3.0 or lower
* Modified style of climbing and expo
* Modified notification size and run
* Added Scroll with your own style
* Improved dialog style
* Improved the Run dialog
* Enhanced Vertical Windows List
* Improved Windows list Top
* Improved Launcher
* Improved Panel size
Note: To better appreciate the theme have disabled panel settings - Use the custom panel theme
* Modified prority of letter by Noto Sans.
* Improved panel display below.
* Improved display of side panels.
* Added style to the background color of the menu button.
* Color change to popup menu for Cinnamon 3.0.
some improvements needed, but with time I'll go better.