add some style

src/assets/style/class.less

@@ -0,0 +1,12 @@
+.text-info {
+  font-size: 17px;
+  line-height: 25px;
+}
+
+.title {
+  font-size: 20px;
+  text-indent: 20px;
+  font-weight: bold;
+  line-height: 30px;
+  margin: 10px 0px;
+}

src/assets/style/index.less

@@ -1,4 +1,5 @@
 @import url('./font.less');
+@import url('./class.less');
 
 * {
   margin: 0px;