fix(footer): update stylesheet for footer section according comments

[HoangLiarPhuongLe]

• Add font-weight property with a value of 400 to specify the normal font weight
• Use href="javascript:void(0)" instead of href="#"
• Add classlimit-text instead set max-witdh and max-height for class description
• Use class limit-text for create break line instead tag <br>
• Reduce tag <div>of tel number and of email in tag <adress>