body{margin:0;font-family:Arial,sans-serif}.bg-gradient{background:linear-gradient(135deg,#6a11cb,#2575fc);color:#fff}.card{background-color:hsla(0,0%,100%,.9);border-radius:10px;overflow:hidden}.input-text{border-radius:5px;border:1px solid #ccc;padding:10px;transition:border-color .3s}.input-text:focus{border-color:#6a11cb;outline:none}.btn-submit{background-color:#6a11cb;border:none;color:#fff;border-radius:5px;padding:10px;transition:background-color .3s}.btn-submit:hover{background-color:#2575fc}.video-result{border-radius:10px;box-shadow:0 2px 10px rgba(0,0,0,.5)}