Update files

@@ -17,7 +17,6 @@ import {
   ReadOutlined
 } from '@ant-design/icons';
 import edit from '../lib/edit.png';
-import heartgraph from '../lib/heartgraph.png';
 import Html from './Html.js';
 import Mathcha from './Mathcha.js';
 import Tikz from './Tikz.js';

@@ -58,17 +58,7 @@ const fetchCheckQno = async(qno) => {
   }
 
 
-  const _tikzcode= "%   예시 (x축, y축, 반지름이 1cm인 원의 그림)   %\n\
-%   오른쪽의 변환 버튼을 눌러보세요!   %\n\n\
- \\documentclass{article}\n\
- \\usepackage{tikz}\n\
- \\begin{document}\n\n\n\
- \\begin{tikzpicture}\n\
- \\draw (-1.5,0) -- (1.5,0);\n\
- \\draw (0,-1.5) -- (0,1.5);\n\
- \\draw (0,0) circle (1cm);\n\
- \\end{tikzpicture}\n\n\n\
- \\end{document}";
+  const _tikzcode= "% ";
   
   
   const Tikz = ({ onLeave, visible, callback, selectItem, mode }) => {
@@ -334,7 +324,7 @@ const fetchCheckQno = async(qno) => {
 						width: '1000px',
 						height: '700px'
 					},
-					menuBarPosition: 'bottom'
+					menuBarPosition: 'left'
 					}}
 					cssMaxHeight={500}
 					cssMaxWidth={700}