.w100{width:100%}.w50{width:50%}*{margin:0;padding:0;box-sizing:border-box;list-style:none}html,body,.app{width:100%;height:100%}iframe{border:none}body{background-color:#ebebeb;font-family:"Helvetica Neue",Arial,"Hiragino Kaku Gothic ProN","Hiragino Sans",sans-serif}.app-ai-chat-window{position:fixed !important;top:0;left:0;background-color:rgba(0,0,0,0) !important;z-index:1000 !important;min-height:0px !important;height:0px !important}