.aslan{background-color:#E5F5F8;} #post-box{justify-content: center;padding: 20px 0;} .island-box{background-color:white;width: 100%;height: 130px;position: relative;margin-top: -20px;} .nanai{margin-top:-140px;} --> <!-- --> function openCity(evt, cityName) { var i, tabcontent, tablinks; tabcontent = document.getElementsByClassName("tabcontent"); for (i = 0; i < tabcontent.length; i++) { tabcontent[i].style.display = "none"; } tablinks = document.getElementsByClassName("tablinks"); for (i = 0; i < tablinks.length; i++) { tablinks[i].className = tablinks[i].className.replace(" active", ""); } document.getElementById(cityName).style.display = "block"; evt.currentTarget.className += " active"; }