Diferents styles for each input type

How i can applay diferents style to each input type, that apply to all
de site ?
 
Ex:?
This are applay to all pages in the site.
 
Generic input style, applay to all input in the site.
input { margin: 0px; padding: 0 px; }
 
 
style for text type, applay only for text type.
 
{ border: 1px solid gray; }
 
Is valid this style : input.text { border: 1px solid gray; }
 
style for submit type, applay only for submit type.
 
{ cursor: hand; background-color: transparent;
  backgroud-position : center; 
  background-image : url(../images/submit.gif); }
 
Is valid this style : input.sumit { cursor: hand; background-color:
transparent; 
  backgroud-position : center; 
  background-image : url(../images/submit.gif); }
 
Alejandro M.S.