<header class="entry-header-outer" style="padding-bottom: 20px; list-style: none; outline: none; box-sizing: border-box; color: #2c2f34; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Oxygen-Sans, Ubuntu, Cantarell, 'Helvetica Neue', 'Open Sans', Arial, sans-serif; font-size: 13px;"> <div class="entry-header" style="list-style: none; outline: none; box-sizing: border-box; font-size: 45px; line-height: 1.2; text-align: center;"><span style="font-size: 12pt;">سلسلة تمارين حول الاستجابة المناعية للسنة الرابعة متوسط</span></div> </header> <div class="entry-content entry clearfix" style="padding-bottom: 30px; list-style: none; outline: none; box-sizing: border-box; zoom: 1; line-height: 26px; font-size: 15px; color: #2c2f34; font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Oxygen-Sans, Ubuntu, Cantarell, 'Helvetica Neue', 'Open Sans', Arial, sans-serif; height: auto !important;"></div><iframe src="https://drive.google.com/file/d/1KjB-U4GO5mnljU5n8e9BoJ8du_VpP7UA/preview" width="640" height="480" allow="autoplay"></iframe>
