body{display:flex;flex-direction:column;min-height:100vh;background-color:#edf1f7}main{flex:1}img,video{margin:2px;max-width:100%;height:40px;-o-object-fit:cover;object-fit:cover}.card-img-top{height:200px;-o-object-fit:cover;object-fit:cover}.upload-box{width:80px;height:80px;border:2px dashed #cbd5e1;border-radius:12px;display:flex;align-items:center;justify-content:center;cursor:pointer;transition:all .2s;background-color:#f8fafc}.upload-box:hover{border-color:#3b82f6;background-color:#eff6ff}.preview-box{width:80px;height:80px;border-radius:12px;position:relative;background-size:cover;background-position:center;border:1px solid #e2e8f0}.remove-btn{position:absolute;top:-8px;right:-8px;width:20px;height:20px;background:#ef4444;color:#fff;border-radius:50%;display:flex;align-items:center;justify-content:center;font-size:12px;cursor:pointer;border:2px solid white;box-shadow:0 2px 4px #0000001a}