#top-header{position:relative;width:100%;height:50px;display:flex;justify-content:space-between;flex-shrink:0}#top-header .header-center-decoration{width:40%;height:10px;margin-top:50px}#top-header .header-left-decoration,#top-header .header-right-decoration{width:25%;height:0}#top-header .center-title{position:absolute;font-size:30px;font-weight:700;left:50%;top:8px;transform:translateX(-50%)}