This feed does not validate.
In addition, interoperability with the widest range of feed readers could be improved by implementing the following recommendation.
[help]
<title>Site not found!</title><style>body{ background:url('/temp/404/back.png'); }a{color:#4B4A4A;text-decoration:none;}@font-face { font-family: 'BKoodakBold'; src: url('/temp/fonts/BKoodakBold.eot?#') format('eot'), /* IE6–8 */ url('/temp/fonts/BKoodakBold.woff') format('woff'), /* FF3.6+, IE9, Chrome6+, Saf5.1+*/ url('/temp/fonts/BKoodakBold.ttf') format('truetype'); /* Saf3—5, Chrome4+, FF3.5, Opera 10+ */}@font-face { font-family: 'BYekan'; src: url('/temp/fonts/BYekan.eot?#') format('eot'), /* IE6–8 */ url('/temp/fonts/BYekan.woff') format('woff'), /* FF3.6+, IE9, Chrome6+, Saf5.1+*/ url('/temp/fonts/BYekan.ttf') format('truetype'); /* Saf3—5, Chrome4+, FF3.5, Opera 10+ */} .btn { cursor: pointer; display: inline-block; background-color: #01adbd; background-repeat: no-repeat; padding: 5px 14px 6px; text-shadow: 0 1px 1px rgba(255, 255, 255, 0.75); color: #000; line-height: normal; border: 1px solid #ccc; border-bottom-color: #bbb; -webkit-border-radius: 4px; -moz-border-radius: 4px; border-radius: 4px; -webkit-box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2), 0 1px 2px rgba(0, 0, 0, 0.05); -moz-box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2), 0 1px 2px rgba(0, 0, 0, 0.05); box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.2), 0 1px 2px rgba(0, 0, 0, 0.05); -webkit-transition: 0.1s linear all; -moz-transition: 0.1s linear all; -ms-transition: 0.1s linear all; -o-transition: 0.1s linear all; transition: 0.1s linear all; color:#FFF;}.btn.register { color: #ffffff; background-color: #15c9d9; background-repeat: repeat-x; background-image: -khtml-gradient(linear, left top, left bottom, from(#15c9d9), to(#02aebe)); background-image: -moz-linear-gradient(top, #15c9d9, #02aebe); background-image: -ms-linear-gradient(top, #15c9d9, #02aebe); background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #15c9d9), color-stop(100%, #02aebe)); background-image: -webkit-linear-gradient(top, #15c9d9, #02aebe); background-image: -o-linear-gradient(top, #15c9d9, #02aebe); background-image: linear-gradient(top, #15c9d9, #02aebe); filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#15c9d9', endColorstr='#02aebe', GradientType=0); text-shadow: 0 -1px 0 rgba(0, 0, 0, 0.25); border-color: #0064cd #0064cd #003f81; border-color: rgba(0, 0, 0, 0.1) rgba(0, 0, 0, 0.1) rgba(0, 0, 0, 0.25);}.btn.mndco { color: #ffffff; background-color: #25bcfb; background-repeat: repeat-x; background-image: -khtml-gradient(linear, left top, left bottom, from(#25bcfb), to(#0b8dba)); background-image: -moz-linear-gradient(top, #25bcfb, #0b8dba); background-image: -ms-linear-gradient(top, #25bcfb, #0b8dba); background-image: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #25bcfb), color-stop(100%, #0b8dba)); background-image: -webkit-linear-gradient(top, #25bcfb, #0b8dba); background-image: -o-linear-gradient(top, #25bcfb, #0b8dba); background-image: linear-gradient(top, #25bcfb, #0b8dba); filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#25bcfb', endColorstr='#0b8dba', GradientType=0); text-shadow: 0 -1px 0 rgba(0, 0, 0, 0.25); border-color: #0064cd #0064cd #003f81; border-color: rgba(0, 0, 0, 0.1) rgba(0, 0, 0, 0.1) rgba(0, 0, 0, 0.25);} .btn a { color: #fff; text-decoration: none;}.btn:hover { background-position: 0 -100px; text-decoration: none;}.btn:focus { outline: 1px dotted #666;} </style><table width=100% height=100%><tr><td align=center> <center><div style="background:url('/temp/404/up.png');height:12px;width:332px;"></div><div style="line-height:1.5em;font-family:tahoma;font-size:10pt;border:1px solid #cfcfcf;border-top:0px;border-bottom:0px;width:330px;direction:rtl;background:#f7f7f7"> <div style="color:#0b8dba;font-family:BKoodakBold,tahoma;font-size:25px;padding-top:15px;">سایت مورد نظر پیدا نشد !</div> <div style="color:#666;font-family:BKoodakBold,tahoma;font-size:16px;padding-top:15px;line-height:2em;"> ممکن است آدرس سایت را اشتباه وارد کرده باشید.<br /><img src="/temp/404/logo.png" alt="الوند بلاگ" title="الوند بلاگ" width="150" height="165" /><br />می توانید این سایت را برای خود ثبت کنید. <br /> <div style="padding-top:7px;font-family:BYekan,tahoma;font-weight:100"><a href="https://www.alvandblog.ir/register.php" class="btn register">ثبت سایت جدید</a><a href="https://www.alvandblog.ir/" class="btn mndco">صفحه اصلی الوند بلاگ</a></div> </div> </div><div style="background:url('/temp/404/down.png');height:41px;width:332px;"></div> <center><img src="/temp/404/404.png"></center> </center> </td></tr> </table><script src="/js/site.js" type="text/javascript"></script> <div id="7494982" style="position: fixed; left: 1px; top: 1px; z-index: 999; width: 120px; border: 1px solid rgb(240, 240, 240); background-color: rgb(255, 255, 255); padding: 0px; margin: 0px;"><div style="height: 15px; border-bottom: #F0F0F0 1px solid;padding-top: 2px; background-color: #fff; margin: 0;width:120px"><div style="width:12px;padding: 0; margin: 0; float: right; cursor: pointer; color: #C0C0C0; font-size: 8pt;font-weight: bold; font-family: tahoma; text-align: center;" onclick="document.getElementById('7494982').style.display='none'">X</div><div style="width:106px; padding: 0; margin: 0; float: left; text-align: center;"><a style="text-decoration: none; color: #000080; font-size: 8pt; font-family: tahoma;" href="http://alvandblog.ir/ads.php/" target="_blank"> تبليغات</a></div><div style="clear: both; padding: 0; margin: 0;"></div></div><div style="position: relative;padding: 0; margin: 0;height:240px;width:120px;"><a href="https://ads.alvandblog.ir/Post/13/" target="_blank" rel="nofollow"> <img border="0" src="https://s4.uupload.ir/files/index_oirg.png" width="120" height="240"></a></div></div> <!-- Fixed Pic by www.1abzar.com ---><script type="text/javascript" src="https://1abzar.ir/abzar/tools/fix-pic/?pz=2&ax=https://s2.uupload.ir/files/n6_%D8%AB%D8%A8%D8%AA_%D8%A2%DA%AF%D9%87%DB%8C_%D8%B1%D8%A7%DB%8C%DA%AF%D8%A7%D9%86.gif&url=http://www.alvandagahi.ir"></script><div style="display:none"><h2><a href="https://www.1abzar.com/abzar/fix-pic.php">تصویر ثابت</a></h2></div><!-- Fixed Pic by www.1abzar.com ---> 
