إزالة الخط بالمساهمات

/*--------------الاية الكريمة ---------------*/
form#quick_reply{
background:url(http://i12.servimg.com/u/f12/14/62/10/11/uousuu11.gif) no-repeat right ;
padding:30px 10px 10px 10px;
background-position: top center;
}
/*----------------Ahmed M!Do
------------*/
ul.forums {
background-color: #FFDAEC;
background-image: url("http://www.fntzy.org/fntzy-png/wCo66333.png");
background-repeat: repeat-x;
color: #00CC33;
}

a[href="/search?search_id=newposts"]

,a[href="/search?search_id=egosearch"]

,a[href="/search?search_id=unanswered"]

,a[href="/?mark=forums"]

,a[href="/privmsg?folder=savebox"]

{display:none;}

   
        /*-----mytet1-----*/
        .poster-profile{
        -moz-border-radius-bottomleft:8px;
        -moz-border-radius-bottomright:8px;
        -moz-border-radius-topleft:8px;
        -moz-border-radius-topright:8px;
        background-image:url(http://i78.servimg.com/u/f78/11/68/93/38/xksj710.png);
        border:1px dotted #000000;
        border-bottom:medium solid #1B507A;
        border-top:medium solid #1B507A;
        display:block;font-size:11px;font weight:700;margin:3px;padding:7px}
        /*-----mytet1-----*/
        .postdetails.poster-profile a img {
        background-image: url();
        width: 110px;
        height: 240px;
        background-position: center center;
        background-repeat: no-repeat;
        padding: 20px;
        }

.postbody{
font-size: 17px;
text-align: center;
font-weight: bold;
line-height: 2.0em
  }

        tr.post td {
       
            text-align: center;
       
        }