for huiyou.com
finish the style building
font family update
update the google map with a newer one.
https://tower.im/projects/529bb7bf3f9b4be5b68ec4ac2c404b1e/todos/cc7a250cfc0349d992032f2752e5bd04/
https://tower.im/projects/529bb7bf3f9b4be5b68ec4ac2c404b1e/todos/cb16b59cb242485a93b3f44b26a23a63/
update for arrow-down.png to fit page style
change logo  to add shadow on it.
make a darker one
1. add index number.
2. reduce the page title font size.

https://tower.im/projects/529bb7bf3f9b4be5b68ec4ac2c404b1e/todos/c3060b24c38441f39246adc653ffdfc1/
https://tower.im/projects/529bb7bf3f9b4be5b68ec4ac2c404b1e/todos/deeb3c4e665748e8aac3570113f294c9/
case-sensitive change to page tile and nav links
change photo