remove style tag

-<style>
-  body
-  {
-    margin:0;
-  }
-  h1
-  {
-      text-align:center;
-      color:"black";
-      margin:0;
-      padding:20px
-  }
-  a
-  {
-      color:"black";
+body {
+  margin: 0;
+}
+h1 {
+  text-align: center;
+  color: "black";
+  margin: 0;
+  padding: 20px;
+}
+a {
+  color: "black";
   text-decoration: none;
-    }
-  ol
-  {
-      border-right:1px solid gray;
-      width:150px;
-      margin:50px;
-      padding:20px;
+}
+ol {
+  border-right: 1px solid gray;
+  width: 150px;
+  margin: 50px;
+  padding: 20px;
+}
 
-    }
-
-  .image
-    {
+.image {
   display: block;
   margin-left: auto;
   margin-right: auto;
   width: 60%;
-    margin-bottom:10px;
-
-    }
-  .saw
-  {
+  margin-bottom: 10px;
+}
+.saw {
   color: black;
   text-decoration: none;
-  }
-  #grid
-  {
+}
+#grid {
   display: grid;
   grid-template-columns: 250px 1fr;
-      border-top:1px solid gray;
-
-  }
-  #grid ol
-  {
+  border-top: 1px solid gray;
+}
+#grid ol {
   padding-left: 40px;
-      margin:0;
+  margin: 0;
   font-size: 15px;
-  }
-  #grid li
-  {
+}
+#grid li {
   padding-top: 10px;
   padding-bottom: 10px;
-      font-size:15px;
-  }
-  #grid #article
-  {
+  font-size: 15px;
+}
+#grid #article {
   padding-top: 10px;
   padding-bottom: 10px;
   padding-left: 20px;
   /*grid안에 #article */
-  }
-</style>
+}