diff --git a/components/Common.vue b/components/Common.vue
index 336d5a0..c5eb29f 100644
--- a/components/Common.vue
+++ b/components/Common.vue
@@ -47,7 +47,8 @@ export default {
   data () {
     return {
       isSidebarOpen: false,
-      isHasKey: true
+      isHasKey: true,
+      nightMode: false
     }
   },
 
@@ -94,7 +95,8 @@ export default {
         {
           'no-navbar': !this.shouldShowNavbar,
           'sidebar-open': this.isSidebarOpen,
-          'no-sidebar': !this.shouldShowSidebar
+          'no-sidebar': !this.shouldShowSidebar,
+          'night-mode': this.nightMode
         },
         userPageClass
       ]
@@ -106,6 +108,11 @@ export default {
       this.isSidebarOpen = false
     })
 
+    if (localStorage.getItem('nightMode')) {
+      document.documentElement.style.background = "#000"
+      this.nightMode = true
+    }
+
     const keyPage = this.$site.themeConfig.keyPage
     if (!keyPage) {
       this.isHasKey =  true
diff --git a/components/Home.vue b/components/Home.vue
index c2a29a7..35e6a32 100644
--- a/components/Home.vue
+++ b/components/Home.vue
@@ -1,5 +1,5 @@
 <template>
-  <div class="home">
+  <div class="home" :class="recoShow?'reco-show': 'reco-hide'">
     <div class="hero">
       <img v-if="data.heroImage" :style="heroImageStyle" :src="$withBase(data.heroImage)" alt="hero">
 
@@ -19,12 +19,12 @@
       </div>
     </div>
 
-    <Content custom/>
+    <Content class="home-center" custom/>
 
     <div class="footer">
       <span>
         <i class="iconfont reco-theme"></i>
-        <a target="blank" href="https://recoluan.gitlab.io/vuepress-theme-reco-doc/">vuePress-theme-reco</a>
+        <a target="blank" href="https://recoluan.gitlab.io/vuepress-theme-reco-doc/">VuePress-theme-reco</a>
       </span>
       <span>
         <i class="iconfont reco-other"></i>
@@ -47,6 +47,11 @@ import AccessNumber from '@theme/components/Valine/AccessNumber'
 
 export default {
   components: { NavLink, AccessNumber },
+  data () {
+    return {
+      recoShow: false
+    }
+  },
   computed: {
     year () {
       return new Date().getFullYear()
@@ -68,11 +73,15 @@ export default {
         margin: '6rem auto 1.5rem'
       }
     }
+  },
+  mounted () {
+    this.recoShow = true
   }
 };
 </script>
 
 <style lang="stylus">
+@require '../styles/loadMixin.styl'
 
 .home {
   padding: $navbarHeight 2rem 0;
@@ -81,7 +90,9 @@ export default {
 
   .hero {
     text-align: center;
-
+    img {
+      background-color: $accentColor;
+    }
     h1 {
       font-size: 2.5rem;
     }
@@ -94,7 +105,7 @@ export default {
       max-width: 35rem;
       font-size: 1.6rem;
       line-height: 1.3;
-      color: lighten($textColor, 40%);
+      color: lighten($textColor, 20%);
     }
 
     .action-button {
@@ -106,6 +117,7 @@ export default {
       border-radius: 4px;
       transition: background-color 0.1s ease;
       box-sizing: border-box;
+      load-start()
 
       &:hover {
         background-color: lighten($accentColor, 10%);
@@ -138,7 +150,7 @@ export default {
     }
 
     p {
-      color: lighten($textColor, 25%);
+      color: lighten($textColor, 20%);
     }
 
     &:hover {
@@ -151,6 +163,7 @@ export default {
     border-top: 1px solid $borderColor;
     text-align: center;
     color: lighten($textColor, 25%);
+    load-start()
     > span {
       margin-left 1rem
       > i {
@@ -160,6 +173,59 @@ export default {
   }
 }
 
+&.reco-hide {
+    .hero {
+      img {
+        load-start()
+      }
+      .h1 {
+        load-start()
+      }
+      .description {
+        load-start()
+      }
+      .action-button {
+        load-start()
+      }
+    }
+    .features {
+      load-start()
+    }
+    .home-center {
+      load-start()
+    }
+    .footer {
+      load-start()
+    }
+  }
+
+  &.reco-show {
+    .hero {
+      img {
+        load-end(0.08s)
+      }
+      .h1 {
+        load-end(0.16s)
+      }
+      .description {
+        load-end(0.24s)
+      }
+      .action-button {
+        load-end(0.32s)
+      }
+    }
+    .features {
+      load-end(0.40s)
+    }
+    .home-center {
+      load-end(0.48s)
+    }
+    .footer {
+      load-end(0.56s)
+    }
+  }
+}
+
 @media (max-width: $MQMobile) {
   .home {
     .features {
diff --git a/components/Navbar.vue b/components/Navbar.vue
index 7bd7fec..aae224a 100644
--- a/components/Navbar.vue
+++ b/components/Navbar.vue
@@ -21,6 +21,7 @@
       :style="linksWrapMaxWidth ? {
         'max-width': linksWrapMaxWidth + 'px'
       } : {}">
+      <Theme />
       <AlgoliaSearchBox
         v-if="isAlgoliaSearch"
         :options="algolia"/>
@@ -35,9 +36,10 @@ import AlgoliaSearchBox from '@AlgoliaSearchBox'
 import SearchBox from '@SearchBox'
 import SidebarButton from '@theme/components/SidebarButton.vue'
 import NavLinks from '@theme/components/NavLinks.vue'
+import Theme from '@theme/components/Theme'
 
 export default {
-  components: { SidebarButton, NavLinks, SearchBox, AlgoliaSearchBox },
+  components: { SidebarButton, NavLinks, SearchBox, AlgoliaSearchBox, Theme },
 
   data () {
     return {
diff --git a/components/Page.vue b/components/Page.vue
index 24dcb97..9f5b9ba 100644
--- a/components/Page.vue
+++ b/components/Page.vue
@@ -1,5 +1,5 @@
 <template>
-  <main class="page">
+  <main class="page" :class="recoShow?'reco-show': 'reco-hide'">
     <slot name="top"/>
 
     <div class="page-title" v-if="!(isTimeLine)">
@@ -79,6 +79,12 @@ export default {
 
   props: ['sidebarItems'],
 
+  data () {
+    return {
+      recoShow: false
+    }
+  },
+
   computed: {
     isTimeLine () {
       return this.$page.frontmatter.isTimeLine
@@ -145,6 +151,10 @@ export default {
     }
   },
 
+  mounted () {
+    this.recoShow = true
+  },
+
   methods: {
     createEditLink (repo, docsRepo, docsDir, docsBranch, path) {
       const bitbucket = /bitbucket.org/
@@ -209,13 +219,15 @@ function flatten (items, res) {
 
 <style lang="stylus">
 @require '../styles/wrapper.styl'
+@require '../../styles/loadMixin.styl'
 
 .page
+  padding-top 6rem
   padding-bottom 2rem
   display block
   .page-title
     max-width: 740px;
-    margin: 6rem auto 0;
+    margin: 0 auto;
     padding: 0rem 2.5rem;
 
 .page-edit
@@ -251,6 +263,13 @@ function flatten (items, res) {
   .next
     float right
 
+.reco-hide.page {
+  load-start()
+}
+.reco-show.page {
+  load-end(0.08s)
+}    
+
 @media (max-width: $MQMobile)
   .page-title
     padding: 0 1rem;  
diff --git a/components/Theme/CogIcon.vue b/components/Theme/CogIcon.vue
new file mode 100755
index 0000000..2bcb433
--- /dev/null
+++ b/components/Theme/CogIcon.vue
@@ -0,0 +1,20 @@
+<template>
+	<svg
+		aria-hidden="true"
+		data-prefix="fas"
+		data-icon="cog"
+		class="svg-inline--fa fa-cog fa-w-16"
+		role="img"
+		xmlns="http://www.w3.org/2000/svg"
+		viewBox="0 0 512 512"
+	>
+		<!-- eslint-disable-next-line vue/html-self-closing -->
+		<path fill="currentColor" d="M444.788 291.1l42.616 24.599c4.867 2.809 7.126 8.618 5.459 13.985-11.07 35.642-29.97 67.842-54.689 94.586a12.016 12.016 0 0 1-14.832 2.254l-42.584-24.595a191.577 191.577 0 0 1-60.759 35.13v49.182a12.01 12.01 0 0 1-9.377 11.718c-34.956 7.85-72.499 8.256-109.219.007-5.49-1.233-9.403-6.096-9.403-11.723v-49.184a191.555 191.555 0 0 1-60.759-35.13l-42.584 24.595a12.016 12.016 0 0 1-14.832-2.254c-24.718-26.744-43.619-58.944-54.689-94.586-1.667-5.366.592-11.175 5.459-13.985L67.212 291.1a193.48 193.48 0 0 1 0-70.199l-42.616-24.599c-4.867-2.809-7.126-8.618-5.459-13.985 11.07-35.642 29.97-67.842 54.689-94.586a12.016 12.016 0 0 1 14.832-2.254l42.584 24.595a191.577 191.577 0 0 1 60.759-35.13V25.759a12.01 12.01 0 0 1 9.377-11.718c34.956-7.85 72.499-8.256 109.219-.007 5.49 1.233 9.403 6.096 9.403 11.723v49.184a191.555 191.555 0 0 1 60.759 35.13l42.584-24.595a12.016 12.016 0 0 1 14.832 2.254c24.718 26.744 43.619 58.944 54.689 94.586 1.667 5.366-.592 11.175-5.459 13.985L444.788 220.9a193.485 193.485 0 0 1 0 70.2zM336 256c0-44.112-35.888-80-80-80s-80 35.888-80 80 35.888 80 80 80 80-35.888 80-80z"></path>
+	</svg>
+</template>
+
+<script>
+export default {
+	name: 'CogIcon',
+};
+</script>
diff --git a/components/Theme/ThemeOptions.vue b/components/Theme/ThemeOptions.vue
new file mode 100755
index 0000000..fa42174
--- /dev/null
+++ b/components/Theme/ThemeOptions.vue
@@ -0,0 +1,112 @@
+<template>
+	<div class="theme-options">
+		<ul v-if="yuu.hasThemes" class="color-theme-options">
+			<li>
+				<a href="#" class="default-theme" @click.prevent="setTheme()"></a>
+			</li>
+			<li v-for="color in yuu.themes" :key="color">
+				<a href="#" :class="`${color}-theme`" @click.prevent="setTheme(color)"></a>
+			</li>
+		</ul>
+		<div v-if="!yuu.disableDarkTheme" class="dark-theme-options toggle-option">
+			<label for="dark-theme-toggle">Enable Dark Theme?</label>
+			<input id="dark-theme-toggle" v-model="darkTheme" type="checkbox" @change="toggleDarkTheme" />
+		</div>
+		<div v-if="yuu.hasThemes && !yuu.disableThemeIgnore" class="force-theme-options toggle-option">
+			<label for="force-theme-toggle">Ignore Forced Themes?</label>
+			<input id="force-theme-toggle" v-model="ignoreForcedThemes" type="checkbox" @change="toggleForcedThemes" />
+		</div>
+	</div>
+</template>
+
+<script>
+import yuuConfig from './yuuConfig.js';
+import themeHandler from './themeHandler.js';
+
+export default {
+	name: 'ThemeOptions',
+
+	mixins: [yuuConfig, themeHandler],
+
+	data() {
+		return {
+			darkTheme: false,
+			ignoreForcedThemes: false,
+		};
+	},
+
+	mounted() {
+		if (this.yuu.disableDarkTheme !== true) {
+			this.darkTheme = localStorage.getItem('dark-theme') === 'true';
+			this.toggleDarkTheme();
+		}
+
+		if (this.yuu.disableThemeIgnore !== true) {
+			this.ignoreForcedThemes = localStorage.getItem('ignore-forced-themes') === 'true';
+		}
+	},
+
+	methods: {
+		toggleDarkTheme() {
+			if (this.darkTheme) {
+				document.body.classList.add('yuu-theme-dark');
+				return localStorage.setItem('dark-theme', true);
+			}
+
+			document.body.classList.remove('yuu-theme-dark');
+			localStorage.removeItem('dark-theme');
+		},
+
+		toggleForcedThemes() {
+			if (this.ignoreForcedThemes) {
+				this.setTheme(localStorage.getItem('color-theme'));
+				return localStorage.setItem('ignore-forced-themes', true);
+			}
+
+			localStorage.removeItem('ignore-forced-themes');
+		},
+	},
+};
+</script>
+
+<style lang="stylus">
+@import '../../styles/config.styl';
+
+.color-theme-options {
+	display: flex;
+	justify-content: space-around;
+
+	li {
+		width: 33%;
+		text-align: center;
+
+		a {
+			width: 15px;
+			height: 15px;
+			border-radius: 2px;
+
+			&.default-theme {
+				background-color: $accentColor;
+			}
+
+			&.blue-theme {
+				background-color: $blueAccentColor;
+			}
+
+			&.red-theme {
+				background-color: $redAccentColor;
+			}
+		}
+	}
+}
+
+.toggle-option {
+	display: flex;
+	justify-content: space-between;
+	align-items: center;
+
+	label {
+		padding-right: 0.25em;
+	}
+}
+</style>
diff --git a/components/Theme/index.vue b/components/Theme/index.vue
new file mode 100755
index 0000000..08086e7
--- /dev/null
+++ b/components/Theme/index.vue
@@ -0,0 +1,140 @@
+<template>
+	<div v-if="showSettings" v-click-outside="hideMenu" class="user-settings">
+		<a class="settings-button" href="#" @click.prevent="showMenu = !showMenu">
+			<CogIcon class="settings-icon" />
+		</a>
+		<transition name="menu-transition" mode="out-in">
+			<div v-show="showMenu" class="user-settings-menu">
+				<ThemeOptions />
+			</div>
+		</transition>
+	</div>
+</template>
+
+<script>
+import ClickOutside from 'vue-click-outside';
+import ThemeOptions from './ThemeOptions.vue';
+import CogIcon from './CogIcon.vue';
+import yuuConfig from './yuuConfig.js';
+
+export default {
+	name: 'UserSettings',
+
+	directives: {
+		'click-outside': ClickOutside,
+	},
+
+	components: {
+		CogIcon,
+		ThemeOptions,
+	},
+
+	mixins: [yuuConfig],
+
+	data() {
+		return {
+			showMenu: false,
+		};
+	},
+
+	computed: {
+		showSettings() {
+			const { yuu } = this;
+			return yuu.hasThemes || yuu.disableDarkTheme !== true || yuu.disableThemeIgnore !== true;
+		},
+	},
+
+	methods: {
+		hideMenu() {
+			this.showMenu = false;
+		},
+	},
+};
+</script>
+
+<style lang="stylus">
+@import '../../styles/config.styl';
+
+.user-settings {
+	position: relative;
+	margin-right: 1em;
+
+	.settings-button {
+		display: flex;
+		justify-content: center;
+		align-items: center;
+		height: 100%;
+
+		.settings-icon {
+			width: 18px;
+		}
+	}
+
+	.user-settings-menu {
+		background-color: #fff;
+		position: absolute;
+		top: 40px;
+		left: 50%;
+		min-width: 100px;
+		margin: 0;
+		padding: 1em;
+		border: 1px solid $borderColor;
+		border-radius: 4px;
+		transform: translateX(-50%);
+		z-index: 150;
+
+		&::before {
+			content: '';
+			position: absolute;
+			top: -7px;
+			left: 50%;
+			border-style: solid;
+			border-color: transparent transparent $borderColor;
+			border-width: 0 7px 7px;
+			transform: translateX(-50%);
+		}
+
+		&.menu-transition-enter-active,
+		&.menu-transition-leave-active {
+			transition: all 0.25s ease-in-out;
+		}
+
+		&.menu-transition-enter,
+		&.menu-transition-leave-to {
+			top: 50px;
+			opacity: 0;
+		}
+
+		ul {
+			list-style-type: none;
+			margin: 0;
+			padding: 0;
+		}
+	}
+}
+
+.yuu-theme-dark {
+	.user-settings-menu {
+		background-color: $darkPrimaryBg;
+		border-color: $darkBorderColor;
+
+		&::before {
+			border-bottom-color: $darkBorderColor;
+		}
+	}
+}
+
+@media (max-width: $MQMobile) {
+	.user-settings {
+		margin-right: 0;
+
+		.user-settings-menu {
+			left: calc(50% - 35px);
+
+			&::before {
+				left: calc(50% + 35px);
+			}
+		}
+	}
+}
+</style>
diff --git a/components/Theme/themeHandler.js b/components/Theme/themeHandler.js
new file mode 100755
index 0000000..535e1c9
--- /dev/null
+++ b/components/Theme/themeHandler.js
@@ -0,0 +1,46 @@
+export default {
+	mounted() {
+		this.setPageTheme();
+	},
+
+	beforeUpdate() {
+		this.setPageTheme();
+	},
+
+	methods: {
+		setTheme(theme, persist = true) {
+			const colorThemes = this.yuu.themes || {};
+
+			if (!Array.isArray(colorThemes) || !colorThemes.length) return;
+
+			const classes = document.body.classList;
+			const themes = colorThemes.map(colorTheme => `yuu-theme-${colorTheme}`);
+
+			if (!theme) {
+				if (persist) localStorage.removeItem('color-theme');
+				return classes.remove(...themes);
+			}
+
+			if (theme && !colorThemes.includes(theme)) {
+				const oldTheme = localStorage.getItem('color-theme');
+				return this.setTheme(colorThemes.includes(oldTheme) ? oldTheme : null);
+			}
+
+			classes.remove(...themes.filter(t => t !== `yuu-theme-${theme}`));
+			classes.add(`yuu-theme-${theme}`);
+
+			if (persist) {
+				localStorage.setItem('color-theme', theme);
+			}
+		},
+
+		setPageTheme() {
+			if (this.yuu.disableThemeIgnore !== true && localStorage.getItem('ignore-forced-themes') === 'true') {
+				return;
+			}
+
+			const theme = this.$page.frontmatter.forceTheme || localStorage.getItem('color-theme');
+			this.setTheme(theme, false);
+		},
+	},
+};
diff --git a/components/Theme/yuuConfig.js b/components/Theme/yuuConfig.js
new file mode 100755
index 0000000..45b59b0
--- /dev/null
+++ b/components/Theme/yuuConfig.js
@@ -0,0 +1,19 @@
+export default {
+	data() {
+		return {
+			yuu: {},
+		};
+	},
+
+	mounted() {
+		const { yuu = {} } = this.$site.themeConfig;
+
+		this.yuu = {
+			themes: yuu.colorThemes || ['blue', 'red'],
+			disableDarkTheme: yuu.disableDarkTheme || false,
+			disableThemeIgnore: yuu.disableThemeIgnore || false,
+		};
+
+		this.yuu.hasThemes = Array.isArray(this.yuu.themes) && this.yuu.themes.length > 0;
+	},
+};
diff --git a/components/Valine/index.vue b/components/Valine/index.vue
index b8e3eb6..a33051e 100644
--- a/components/Valine/index.vue
+++ b/components/Valine/index.vue
@@ -1,6 +1,6 @@
 <template>
-  <div class="valine-wrapper">
-    <div id="valine" v-show="isShowComment"></div>
+  <div class="valine-wrapper" v-show="isShowComment">
+    <div id="valine"></div>
   </div>
 </template>
 
diff --git a/package.json b/package.json
index 9f16ed4..a8fef1e 100644
--- a/package.json
+++ b/package.json
@@ -26,6 +26,7 @@
   "dependencies": {
     "leancloud-storage": "^3.10.1",
     "valine": "^1.3.4",
-    "@vuepress/plugin-blog": "^1.0.0-alpha.46"
+    "@vuepress/plugin-blog": "^1.0.0-alpha.46",
+    "vue-click-outside": "^1.0.7"
   }
 }
\ No newline at end of file
diff --git a/styles/custom-blocks.styl b/styles/custom-blocks.styl
index 2d07835..d0775c3 100644
--- a/styles/custom-blocks.styl
+++ b/styles/custom-blocks.styl
@@ -9,19 +9,19 @@
     margin 1rem 0
   &.tip
     background-color #f3f5f7
-    border-color #42b983
+    border-color #67cc86
   &.warning
-    background-color rgba(255,229,100,.3)
-    border-color darken(#ffe564, 35%)
-    color darken(#ffe564, 70%)
+    background-color #fbf0ea
+    border-color #fb9b5f
+    // color darken(#ffe564, 70%)
     .custom-block-title
       color darken(#ffe564, 50%)
     a
       color $textColor
   &.danger
-    background-color #ffe6e6
-    border-color darken(red, 20%)
-    color darken(red, 70%)
+    background-color #fceaea
+    border-color #f26d6d
+    // color darken(red, 70%)
     .custom-block-title
       color darken(red, 40%)
     a
diff --git a/styles/loadMixin.styl b/styles/loadMixin.styl
new file mode 100644
index 0000000..7c3bba5
--- /dev/null
+++ b/styles/loadMixin.styl
@@ -0,0 +1,11 @@
+load-start(){
+  transition:all .25s;
+  transform:translateY(-20px);
+  opacity 0
+}
+
+load-end($delayTime){
+  transform:translateY(0);
+  transition-delay: $delayTime
+  opacity 1
+}
\ No newline at end of file
diff --git a/styles/nightMode.styl b/styles/nightMode.styl
new file mode 100644
index 0000000..5b9f9b4
--- /dev/null
+++ b/styles/nightMode.styl
@@ -0,0 +1,88 @@
+$bc = #000
+$fc = #9e9e9e
+$bdc = #9e9e9e
+$fcActive = #fff
+
+
+bc() {
+  background-color: $bc!important
+}
+fc() {
+  color: $fc!important
+}
+bdc() {
+  border-color: $bdc!important
+}
+fc-active() {
+  color: $fcActive!important
+}
+
+.night-mode
+  bc()
+  fc()
+  bdc()
+  h1, h2, h3, h4, h5, h6, a, hr
+    bdc()
+    fc()
+  input
+    bc()
+    fc()
+    bdc()
+  .navbar
+    bc()
+    box-shadow: 0 2px 20px 0 rgba(255,255,255,0.4);
+    // border-bottom: 1px solid $bdc
+    .site-name, .links
+      bc()
+      fc()
+  .nav-links a:hover, 
+  .nav-links a.router-link-active,
+  .nav-links a:hover .iconfont, 
+  .nav-links a.router-link-active .iconfont
+    fc-active()
+  @media (min-width: 765px)
+    .nav-item > a:not(.external):hover, 
+    .nav-item > a:not(.external).router-link-active
+      border-bottom: 2px solid $fcActive;
+    .dropdown-wrapper .nav-dropdown
+      bc()
+      box-shadow: 0 2px 20px 0 rgba(255,255,255,0.4);
+  .home 
+    .hero 
+      .description
+        fc()
+    .features
+      bdc()    
+      .feature
+        h2, p
+          fc()
+    .footer 
+      bdc()
+      a 
+        fc()   
+  .abstract-wrapper .abstract-item
+    background-color: lighten($bc, 20%)
+  .custom-block.tip, .custom-block.warning, .custom-block.danger
+    background-color: lighten($bc, 15%)
+  .pagation .pagation-list
+    bc()
+  .sidebar
+    bc()
+    bdc()  
+  .valine-wrapper
+    bc()
+
+    .v .vbtn, .v .vwrap
+      bc()
+      bdc()
+    .v .vlist .vcard 
+      .vhead .vsys, .vh
+        bdc()
+        bc()
+  .timeline-wrapper
+    &::after
+      background: $fc   
+    .year-wrapper li
+      bdc()
+  .back-to-ceiling i
+    fc() 
\ No newline at end of file
diff --git a/styles/recoConfig.styl b/styles/recoConfig.styl
new file mode 100644
index 0000000..b7002cc
--- /dev/null
+++ b/styles/recoConfig.styl
@@ -0,0 +1,3 @@
+// colors
+$accentColor = #424242
+$textColor = #232321
\ No newline at end of file
diff --git a/styles/theme.styl b/styles/theme.styl
index 8820728..4bc9e65 100644
--- a/styles/theme.styl
+++ b/styles/theme.styl
@@ -1,3 +1,4 @@
+@require './recoConfig'
 @require './code'
 @require './custom-blocks'
 @require './arrow'
@@ -112,7 +113,7 @@ h1, h2, h3, h4, h5, h6
     padding-top ($navbarHeight + 1rem)
     margin-bottom 0
     &:first-child
-      margin-top -1.5rem
+      margin-top -6.5rem
       margin-bottom 1rem
       + p, + pre, + .custom-block
         margin-top 2rem