CSS Tricks to hide Ribbon & Left Navigation in SharePoint 2010

1) Hiding Left Navigation\ Quick Launch from any Page in SharePoint:

<style type>
/*-Hide quick launch-*/
#s4-leftpanel{
display:none}

.s4-ca{margin-left}
</style>

2) Hiding search box in ribbon from any Page in SharePoint:

#SRSB {display:none}

3) Hiding Site Actions from any page in SharePoint:

<style type="text/css">

#s4-ribbonrow{display:none;}

</style>