Resize web page to mobile phones

Hi!

I have this included css3 file,

when i used this on my webpage, all works fine..
But when i open this webpage on my mobile device
the form is very small ?

What do i need to do to get the form rezised when i use the webpage on my mobile ?

<style>

html, body
{
    height: 100%;
}

body
{
    font: 12px 'Lucida Sans Unicode', 'Trebuchet MS', Arial, Helvetica;    
    margin: 0;
    background-color: #614912; 
}

/*--------------------*/

#login
{
    background-color: #614912;
    border: none ! important;
    box-shadow: none ! important;
    outline: none ! important;
    max-width: 400px;
    margin: -150px 0 0 -230px;
    padding: 30px;
    position: absolute;
    top: 50%;
    left: 50%;
    z-index: 0;
  
}


/*--------------------*/

h1
{
    text-shadow: 0 1px 0 rgba(255, 255, 255, .7), 0px 2px 0 rgba(0, 0, 0, .5);
    text-transform: uppercase;
    text-align: center;
    color: #666;
    margin: 0 0 30px 0;
    letter-spacing: 4px;
    font: normal 26px/1 Verdana, Helvetica;
    position: relative;
}

h1:after, h1:before
{
    background-color: #777;
    content: "";
    height: 1px;
    position: absolute;
    top: 15px;
    width: 120px;   
}

h1:after
{ 
    background-image: -webkit-gradient(linear, left top, right top, from(#777), to(#fff));
    background-image: -webkit-linear-gradient(left, #777, #fff);
    background-image: -moz-linear-gradient(left, #777, #fff);
    background-image: -ms-linear-gradient(left, #777, #fff);
    background-image: -o-linear-gradient(left, #777, #fff);
    background-image: linear-gradient(left, #777, #fff);      
    right: 0;
}

h1:before
{
    background-image: -webkit-gradient(linear, right top, left top, from(#777), to(#fff));
    background-image: -webkit-linear-gradient(right, #777, #fff);
    background-image: -moz-linear-gradient(right, #777, #fff);
    background-image: -ms-linear-gradient(right, #777, #fff);
    background-image: -o-linear-gradient(right, #777, #fff);
    background-image: linear-gradient(right, #777, #fff);
    left: 0;
}

h1:after2
{ 
    background: #614912;    
    right: 0;
}

h1:before2
{
    background: #614912;
    left: 0;
}

/*--------------------*/

fieldset
{
    border: 0;
    padding: 0;
    margin: 0;
}

/*--------------------*/

#inputs input
{
    background: #96825a url(http://www.softkey.no/webtest/images/login-sprite.png) no-repeat right;
    padding: 15px 15px 15px 30px;
    margin: 0 0 10px 0;
    width: 353px; /* 353 + 2 + 45 = 400 */
	font: bold 20px Arial;
	align:center;
	color:#ffffff; 
	border: none ! important;
    box-shadow: none ! important;
    outline: none ! important;
}

#username
{
    background-position: 5px -2px !important;
}

#password
{
    background-position: 5px -52px !important;
}

#inputs input:focus
{
    background-color: #96825a;
    outline: none;
}

/*--------------------*/
#actions
{
    margin: 25px 0 0 0;
}

#submit
{		
    background-color: #e4ab15;
    float: left;
    height: 55px;
    padding: 10px;
    width: 100%;
    cursor: pointer;
    font: bold 30px Arial, Helvetica;
    color: #ffffff;
    border: none ! important;
    box-shadow: none ! important;
    outline: none ! important;
}

#submit2
{		
    background-color: #96825a;
    float: left;
    height: 35px;
    padding: 0;
    width: 100%;
    cursor: pointer;
    font: bold 20px Arial, Helvetica;
    color: #ffffff;
    border: none ! important;
    box-shadow: none ! important;
    outline: none ! important;
}

#submit:hover,#submit:focus
{		
    background-color: #e4ab15;
 
}	

#submit:active
{		
    outline: none;
   	
}

#submit::-moz-focus-inner
{
  border: none;
}

#actions a
{
    color: #ffffff;    
    float: left;
    line-height: 35px;
    margin-left: 10px;
}

/*--------------------*/

#back
{
    display: block;
    text-align: center;
    position: relative;
    top: 60px;
    color: #999;
}


</style>

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