مشكله css خطيره وربي مشكله ؟

<div>السلام عليكم
كيفكم شباب ..
حصل لي مشكله مع المعجزه .. css :bleh:
<div style="margin:20px; margin-top:5px"> رمز PHP:
<div class="alt2"> <div dir="ltr" style="text-align:left;"> <span style="color: #000000"> <span style="color: #007700">DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">




Untitled 1


.h1 {
background-image:url('images/course_css2_02.gif');
background-repeat:repeat-x;
height:187px;
}
.h2{
background-image:url('images/course_css2_01.gif');
background-repeat:no-repeat;
height:187px;
width:359px;
float:left;
position:relative;
}

a.r1 {
position:absolute;
height:40px;
width:86px;
left:66px;
top:105px;
}

a.r2 {
position:absolute;
height:40px;
width:87px;
left:158px;
top:122px;
}

a.r3 {
position:absolute;
height:38px;
width:89px;
left:250px;



top:140px

}
.h3{
background-image:url('images/course_css2_03.gif');
background-repeat:no-repeat;
height:187px;
width:197px;
float:right;
}
.f1{
background-image:url('images/course_css2_06.gif');
background-repeat:repeat-x;
height:130px;
}
.f2 {background-image:url('images/course_css2_05.gif');
height:130px;
width:116px;
float:left;
position:relative;
}
.f3{
background-image:url('images/course_css2_07.gif');
background-repeat:no-repeat;
height:130px;
width:141px;
float:right<span style="color: #007700">;
}