الكود المستعمل في الشرح :

<style>

@import url(http://fonts.googleapis.com/earlyaccess/notosanskufiarabic.css);

/* Subscribe Box */

.widget-content{padding:0}

.subscribe-wrapper h3{font-weight: 700; margin: 0 auto 10px auto; text-align: center; font-size: 20px; line-height: 1.8; font-family: 'Noto Sans Kufi Arabic', sans-serif!important;}

.subscribe-wrapper h3 span{display:inline-block;font-weight:bold;font-size:33px;}

.subscribe-wrapper p{margin:0 auto;opacity:.95;text-align:center;font-family: 'Droid Arabic Naskh', serif; font-size: 14px;}

.subscribe-wrapper{color:#fff;background:#e83e3b;margin:0;padding:20px;}

.subscribe-form{clear:both;display:block;margin:5px 0 10px 0;overflow:hidden}

form.subscribe-form{clear:both;display:block;margin:10px 0 0;width:auto;overflow:hidden}

.subscribe-css-email-field{background:rgba(0,0,0,0.2);color:#fff;margin:0 0 15px;padding:0.962em 1.847em;width:100%;border:none;text-align:center;outline:0}

.subscribe-css-button{background: #fff!important; color: #E83E3B!important; cursor: pointer; font-weight: 700; padding: 7px; width: 100%; border: 0; font-size: 15px; text-transform: uppercase; transition: all .3s; font-family: 'Noto Sans Kufi Arabic', sans-serif!important;}

.subscribe-css-button:hover{color:#aaa!important;transition:all 0.3s ease-in;}

</style>

<div id="subscribe-css">

<div class="subscribe-wrapper">

<h3>احصل على أحدث مواضيعنا

<span>أول بأول</span></h3>

<p>اشترك للتوصل بكل جديد</p>

<div class="subscribe-form">

<form action="http://feedburner.google.com/fb/a/mailverify?uri=ways4tech" class="subscribe-form" method="post" onsubmit="window.open('http://feedburner.google.com/fb/a/mailverify?uri=ways4tech', 'popupwindow', 'scrollbars=yes,width=550,height=520');return true" target="popupwindow">

<input name="uri" type="hidden" value="ways4tech" />

<input name="loc" type="hidden" value="en_US" />

<input class="subscribe-css-email-field" name="email" autocomplete="off" placeholder="ادخل بريدك الإلكتروني" />

<input class="subscribe-css-button" title="" type="submit" value="اشترك الآن" />

</form>

</div>

</div></div>