section.duyuru{animation:duyuruKapat 130s 1;height:100%;justify-content:center;position:fixed;flex-direction:column;visibility:hidden;align-items:center;background:rgba(0,0,0,.5);width:100%;display:flex;z-index:9999}section.duyuru div{padding:1em;position:relative;background:#fff}section.duyuru div a{height:30px;text-decoration:none;font-weight:bolder;right:-10;color:#fff;text-align:center;top:-10;background:#000;width:30px;line-height:30px}section.duyuru div a,section.duyuru div a:before{position:absolute;border-radius:20px;display:block}section.duyuru div a:before{height:40px;right:-5px;content:"";top:-5px;background:#fff;width:40px;z-index:-1}section:target{animation:none;visibility:hidden}@keyframes duyuruKapat{0%{opacity:1;visibility:visible}80%{opacity:1;visibility:visible}to{opacity:0;visibility:hidden}}@media screen and (max-width:700px){section.duyuru div iframe{width:100%}}