.bna_img{position:relative}.bna_img .img_wrap{aspect-ratio:280/250}.bna_img .cover{position:absolute;top:0;left:0;right:0;bottom:0;background-color:rgba(0,14,48,.8);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:50}.bna_img .cover .inner{width:100%}.bna_img .cover .btn_login{border-radius:500rem;padding:10rem 30rem;border:1px solid #fff}