HTML CSS examples for CSS Form:Width
Set form control to use 100% width minus margin and padding
<html> <head> <style type="text/css"> html, body { width: 100%; } * {<!-- ww w . ja va 2 s . c om--> padding:0; margin:0; } #login_page { top: 0; margin-top: 50px; margin-left: 0; position: static; } #login_box { overflow:hidden; padding:10px; } input[type="text"], input[type="password"] { width: 100% !important; margin: 5px 0 !important; } #login_page input[type="submit"] { width: 97% !important; margin: 5px 0; } </style> </head> <body> <div id="login_box"> <form name="login_page" id="login_page" method="post" action="#"> <input type="text" name="username" placeholder="Username" autofocus required src="#" poster="#"> <br> <input type="password" name="password" placeholder="Password" required src="#" poster="#"> <br> <div id="login_page_checkbox"> <label class="checkbox"> <input type="checkbox" name="rememberme" value="1" src="#" poster="#"> check box </label> </div> <br> <input type="submit" name="login_submit" value="Log In" src="#" poster="#"> </form> </div> </body> </html>