diff --git a/.gitignore b/.gitignore
index da07346..18da638 100644
--- a/.gitignore
+++ b/.gitignore
@@ -20,6 +20,6 @@ node_modules/
 _site/
 .git/
 
-release/
-v/
+/release/
+/v/
 package-lock.json
\ No newline at end of file
diff --git a/gulpfile.js b/gulpfile.js
index d2ca8e8..4be5a8b 100644
--- a/gulpfile.js
+++ b/gulpfile.js
@@ -2,21 +2,21 @@
  * Building Layui
  */
 
-var pkg = require('./package.json');
-var gulp = require('gulp');
-var uglify = require('gulp-uglify');
-var cleanCSS = require('gulp-clean-css');
-var concat = require('gulp-concat');
-var rename = require('gulp-rename');
-var replace = require('gulp-replace');
-var header = require('gulp-header');
-var footer = require('gulp-footer');
-var del = require('del');
-var minimist = require('minimist');
-var yargs = require('yargs');
+const pkg = require('./package.json');
+const gulp = require('gulp');
+const uglify = require('gulp-uglify');
+const cleanCSS = require('gulp-clean-css');
+const concat = require('gulp-concat');
+const rename = require('gulp-rename');
+const replace = require('gulp-replace');
+const header = require('gulp-header');
+const footer = require('gulp-footer');
+const del = require('del');
+const minimist = require('minimist');
+const yargs = require('yargs');
 
 // 基础配置
-var config = {
+const config = {
   //注释
   comment: [
     '/** <%= pkg.version %> | <%= pkg.license %> Licensed */<%= js %>'
@@ -27,26 +27,26 @@ var config = {
 };
 
 // 获取参数
-var argv = require('minimist')(process.argv.slice(2), {
+const argv = require('minimist')(process.argv.slice(2), {
   default: {
     version: pkg.version 
   }
 });
 
 // 前置目录
-var dir = {
+const dir = {
   rls: './release/zip/layui-v' + pkg.version
 };
 
 // 输出目录
-var dest = ({
+const dest = ({
   dist: './dist'
   ,rls: dir.rls + '/layui'
 }[argv.dest || 'dist'] || argv.dest) + (argv.vs ? '/'+ pkg.version : '');
 
 // js
-var js = function(){
-  var src = [
+const js = () => {
+  let src = [
     './src/**/{layui,layui.all,'+ config.modules +'}.js'
   ];
   return gulp.src(src).pipe(uglify({
@@ -59,11 +59,11 @@ var js = function(){
 };
   
 // css
-var css = function(){
-  var src = [
+const css = () => {
+  let src = [
     './src/css/**/*.css'
     ,'!./src/css/**/font.css'
-  ]
+  ];
   return gulp.src(src).pipe(cleanCSS({
     compatibility: 'ie8'
   }))
@@ -72,20 +72,20 @@ var css = function(){
 };
   
 // files
-var files = function(){
-  var src = ['./src/**/*.{eot,svg,ttf,woff,woff2,html,json,png,jpg,gif}'];
+const files = () => {
+  let src = ['./src/**/*.{eot,svg,ttf,woff,woff2,html,json,png,jpg,gif}'];
   return gulp.src(src)
   .pipe(gulp.dest(dest));
 };
 
 // cp
-var cp = function(){
+const cp = () => {
   return gulp.src('./dist/**/*')
   .pipe(gulp.dest(dest));
 };
   
 // release
-var rls = function(){
+const rls = () => {
   return gulp.src('./release/doc/**/*')
   .pipe(replace(/[^'"]+(\/layui\.css)/, 'layui/css$1')) //替换 css 引入路径中的本地 path
   .pipe(replace(/[^'"]+(\/layui\.js)/, 'layui$1')) //替换 js 引入路径中的本地 path
@@ -93,12 +93,12 @@ var rls = function(){
 };
 
 // clean
-var clean =  function(cb) {
+const clean = cb => {
   return del([dest], {
     force: true
   });
 };
-var cleanRLS = function(cb) {
+const cleanRLS = cb => {
   return del([dir.rls]);
 };
 
@@ -111,8 +111,8 @@ exports.cp = gulp.series(clean, cp);
 exports.rls = gulp.series(cleanRLS, rls); //release task
 
 // layer task
-exports.layer = function(){ // gulp layer
-  var dest = './release/layer';
+exports.layer = () => { // gulp layer
+  let dest = './release/layer';
   
   gulp.src('./src/css/modules/layer/default/*')
   .pipe(gulp.dest(dest + '/src/theme/default'));
@@ -123,9 +123,9 @@ exports.layer = function(){ // gulp layer
 
 
 // laydate task
-exports.laydate = function(){ // gulp laydate
-  var dest = './release/laydate/' // 发行目录
-  ,comment = [ //注释
+exports.laydate = () => { // gulp laydate
+  let dest = './release/laydate/'; // 发行目录
+  let comment = [ //注释
     '\n/*! \n * <%= title %> \n * <%= license %> Licensed \n */ \n\n'
     ,{title: 'layDate 日期与时间组件（单独版）', license: 'MIT'}
   ];
@@ -145,9 +145,9 @@ exports.laydate = function(){ // gulp laydate
 };
 
 // helper
-exports.help = function(){
-  var usage = '\nUsage: gulp [options] tasks'
-  ,parser = yargs.usage(usage, {
+exports.help = () => {
+  let usage = '\nUsage: gulp [options] tasks';
+  let parser = yargs.usage(usage, {
     dest: {
       type: 'string'
       ,desc: '定义输出目录，可选项：dist（默认）、rls、任意路径'
diff --git a/package.json b/package.json
index b50a3f7..4b0e3e5 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "layui",
   "realname": "layui",
-  "version": "2.6.12",
+  "version": "2.6.13",
   "description": "Classic modular Front-End UI library",
   "main": "dist/layui.js",
   "license": "MIT",
diff --git a/src/css/layui.css b/src/css/layui.css
index 090e860..639e71a 100644
--- a/src/css/layui.css
+++ b/src/css/layui.css
@@ -1,4 +1,3 @@
-
 /**
  * Layui
  * Classic modular Front-End UI library
@@ -581,7 +580,7 @@ a cite{font-style: normal; *cursor:pointer;}
 .layui-text ol li{margin-top: 5px; list-style-type: decimal;}
 .layui-text em,
 .layui-word-aux{color: #999 !important; padding-left: 5px !important; padding-right: 5px !important;}
-.layui-text p{margin: 10px 0;}
+.layui-text p{margin: 15px 0;}
 .layui-text p:first-child{margin-top: 0;}
 .layui-text p:last-child{margin-bottom: 0;}
 .layui-text blockquote:not(.layui-elem-quote){padding: 5px 15px; border-left: 5px solid #eee;}
diff --git a/src/layui.js b/src/layui.js
index 635650e..f21ef1c 100644
--- a/src/layui.js
+++ b/src/layui.js
@@ -15,7 +15,7 @@
   }
 
   ,Layui = function(){
-    this.v = '2.6.12'; // layui 版本号
+    this.v = '2.6.13'; // layui 版本号
   }
   
   //识别预先可能定义的指定全局对象