مشكلة في ورقة تصميم CSS أرجو المساعدة

 
      
}
.postdetails.poster-profile a img {
background-image: url('http://i88.servimg.com/u/f88/11/88/59/12/2iscw010.png');
 
-moz-border-radius:7px;
-webkit-border-radius:7px;
border: 3px solid #000000;
}
 
/*-----essa_elgn -----*/
.postdetails.poster-profile a img
{
filter:alpha(opacity=100);
-moz-opacity: 1.0;
essa_elgn;
opacity: 1.0;
  }
.postdetails.poster-profile a img:hover
{
filter:alpha(opacity=70);
-moz-opacity: 0.65;
opacity: 0.65;
  }
.poster-profile{
background-image:url(http://im47.gulfup.com/HGXus9.png);
display:block;font-size:11px;font weight:700;margin:3px;padding:7px}
.quote{
border:2px  solid #6ed2cb;
background-image : url(http://im51.gulfup.com/ZeK6zx.png);
}
 img{border:0px;filter:alpha(opacity=100);-moz-opacity: 1.0;opacity: 1.0;
}img:hover{filter:alpha(opacity=70);-moz-opacity: 0.65;opacity: 0.65; }

}
.postdetails.poster-profile a img {
background-image: url('http://i88.servimg.com/u/f88/11/88/59/12/2iscw010.png');
 
-moz-border-radius:7px;
-webkit-border-radius:7px;
border: 3px solid #000000;
}

}
.postdetails.poster-profile a img {
background-image: url('http://i88.servimg.com/u/f88/11/88/59/12/2iscw010.png');
 
-moz-border-radius:7px;
-webkit-border-radius:7px;
border: 3px solid #000000;
}

        .poster-profile{
        background-image:url(http://im47.gulfup.com/HGXus9.png);
        display:block;font-size:11px;font weight:700;margin:3px;padding:7px}
        .quote{
        border:2px  solid #6ed2cb;
        background-image : url(http://im51.gulfup.com/ZeK6zx.png);
        }