diff --git a/postcss.config.js b/postcss.config.js
index a54d237..253040d 100644
--- a/postcss.config.js
+++ b/postcss.config.js
@@ -10,7 +10,7 @@ module.exports = {
             mediaQuery: true,
             propList: ['*'],
             rootValue: 16,
-            unitPrecision: 3,
+            unitPrecision: 4,
         }
     }
 };
diff --git a/src/assets/css/global.less b/src/assets/css/global.less
index ea782ec..1a0878f 100644
--- a/src/assets/css/global.less
+++ b/src/assets/css/global.less
@@ -142,6 +142,11 @@ body {
 }
 
 .el-input {
+    &.is-disabled .el-input__inner {
+        background-color: #FFF;
+        color: #888;
+    }
+
     input::-webkit-inner-spin-button,
     input::-webkit-outer-spin-button {
         -webkit-appearance: none;
diff --git a/src/assets/js/utils.js b/src/assets/js/utils.js
index 9aa5eb1..1a73e7e 100644
--- a/src/assets/js/utils.js
+++ b/src/assets/js/utils.js
@@ -10,11 +10,7 @@ class Utils {
      * @param {string} [value] 新的标题
      */
     changeTitle(value) {
-        if (value) {
-            document.title = config.siteName + ' - ' + value;
-        } else {
-            document.title = config.siteName;
-        }
+        document.title = (value ? (value + ' - ') : '') + config.siteName;
     }
 
     /**
diff --git a/src/components/tools/ConvertEncodeDecode.vue b/src/components/tools/ConvertEncodeDecode.vue
index f760813..d7a9433 100644
--- a/src/components/tools/ConvertEncodeDecode.vue
+++ b/src/components/tools/ConvertEncodeDecode.vue
@@ -1,5 +1,5 @@
 <template>
-  <div class="tool-elem">
+  <div class="tool-page">
 
     <div class="ctrl">
       <div class="title">控制</div>
diff --git a/src/components/tools/GenRandomStr.vue b/src/components/tools/GenRandomStr.vue
index 6e3cb99..12c4479 100644
--- a/src/components/tools/GenRandomStr.vue
+++ b/src/components/tools/GenRandomStr.vue
@@ -1,5 +1,5 @@
 <template>
-    <div class="tool-elem">
+    <div class="tool-page">
 
         <div class="info">
             <div class="title">配置选项 &amp; 结果</div>
diff --git a/src/components/tools/OtherNewWindow.vue b/src/components/tools/OtherNewWindow.vue
index 617261a..c060009 100644
--- a/src/components/tools/OtherNewWindow.vue
+++ b/src/components/tools/OtherNewWindow.vue
@@ -1,5 +1,5 @@
 <template>
-    <div class="tool-elem">
+    <div class="tool-page">
 
         <div class="info">
             <div class="title">信息</div>
diff --git a/src/components/tools/OtherRunJS.vue b/src/components/tools/OtherRunJS.vue
index 336c7c8..53f1be4 100644
--- a/src/components/tools/OtherRunJS.vue
+++ b/src/components/tools/OtherRunJS.vue
@@ -1,5 +1,5 @@
 <template>
-    <div class="tool-elem">
+    <div class="tool-page">
 
         <!-- 输入 -->
         <div class="input">
@@ -137,7 +137,7 @@ export default {
 </script>
 
 <style lang="less" scoped>
-.tool-elem {
+.tool-page {
     @lineHeight: 1.25rem;
 
     padding-bottom: 5rem;
diff --git a/src/components/tools/OtherWebSocket.vue b/src/components/tools/OtherWebSocket.vue
index 417c2da..e5dd0a7 100644
--- a/src/components/tools/OtherWebSocket.vue
+++ b/src/components/tools/OtherWebSocket.vue
@@ -1,5 +1,5 @@
 <template>
-  <div class="tool-elem">
+  <div class="tool-page">
 
     <!-- 操作 -->
     <div class="ctrl">
diff --git a/src/views/Tools.vue b/src/views/Tools.vue
index 9bf7561..c289d99 100644
--- a/src/views/Tools.vue
+++ b/src/views/Tools.vue
@@ -1,251 +1,262 @@
 <template>
-    <el-container class="tools">
+  <el-container class="tools">
 
-        <div class="wrapper">
+    <div class="wrapper">
 
-            <!-- 工具分类 -->
-            <div v-for="(categoryItem, categoryKey) in toolList" :key="categoryKey" class="category">
+      <!-- 工具分类 -->
+      <div
+        v-for="(categoryItem, categoryKey) in toolList"
+        :key="categoryKey"
+        class="category"
+      >
 
-                <!-- 标题 -->
-                <div class="title">{{ categoryItem.title }}</div>
-
-                <!-- 工具项 -->
-                <div v-for="(toolItem, toolKey) in categoryItem.list" :key="toolKey"
-                    :class="['tool-item', 'shadow-2', { disabled: !toolItem.enabled }]"
-                    @click="detailOpen(categoryKey, toolKey)"
-                >
-                    <div class="item-title limit-line-1">{{ toolItem.title }}</div>
-                    <div class="item-content limit-line-3">{{ toolItem.desc || '无简介' }}</div>
-                </div>
-
-            </div>
+        <!-- 标题 -->
+        <div class="title">{{ categoryItem.title }}</div>
 
+        <!-- 工具项 -->
+        <div
+          v-for="(toolItem, toolKey) in categoryItem.list"
+          :key="toolKey"
+          :class="['tool-item', 'shadow-2', { disabled: !toolItem.enabled }]"
+          @click="detailOpen(categoryKey, toolKey)"
+        >
+          <div class="item-title limit-line-1">{{ toolItem.title }}</div>
+          <div class="item-content limit-line-3">{{ toolItem.desc || '无简介' }}</div>
         </div>
 
-        <!-- 弹出 -->
-        <el-drawer custom-class="drawer-full" direction="btt" size="100%"
-            :append-to-body="true" :destroy-on-close="true" :title="detail.title"
-            :visible.sync="detail.show" :before-close="detailClose"
-        >
+      </div>
 
-            <!-- 标题区域 -->
-            <div slot="title" class="header">
-                <span class="title">{{ detail.title }}</span>
-                <el-tooltip content="在新标签页中打开本工具" placement="left">
-                    <i class="btn el-icon-copy-document" @click="detailOpenNewTab()"></i>
-                </el-tooltip>
-            </div>
+    </div>
 
-            <!-- 内容区域 -->
-            <router-view></router-view>
+    <!-- 弹出层 -->
+    <el-drawer
+      custom-class="drawer-full"
+      direction="btt"
+      size="100%"
+      :append-to-body="true"
+      :destroy-on-close="true"
+      :title="detail.title"
+      :visible.sync="detail.show"
+      :before-close="detailClose"
+    >
 
-        </el-drawer>
+      <!-- 标题区域 -->
+      <div slot="title" class="header">
+        <span class="title">{{ detail.title }}</span>
+        <el-tooltip content="在新标签页中打开本工具" placement="left">
+          <i class="btn el-icon-copy-document" @click="detailOpenNewTab()"></i>
+        </el-tooltip>
+      </div>
 
-    </el-container>
+      <!-- 内容区域 -->
+      <router-view></router-view>
+
+    </el-drawer>
+
+  </el-container>
 </template>
 
 <script>
 import navTools from '@/assets/js/navTools.js';
 
 export default {
-    name: 'Tools',
-    data() {
-        return {
-            utils: this.$root.utils,
-            toolList: navTools,
-            detail: {
-                show: false,
-                title: ''
-            },
-        }
-    },
-    beforeRouteEnter(to, from, next) {
-        next(vm => {
-            var route = vm.$route;
+  name: 'Tools',
+  data() {
+    return {
+      utils: this.$root.utils,
+      toolList: navTools,
+      detail: {
+        show: false,
+        title: ''
+      },
+    }
+  },
+  beforeRouteEnter(to, from, next) {
+    next(vm => {
+      const { name: rName, params: rParams } = vm.$route;
 
-            // 判断进入的路由
-            if (route.name === 'ToolsDetail') {
-                // 进入：工具内容页面
-                vm.detailOpen(route.params.category, route.params.name);
-            } else {
-                // 进入：工具列表页面
-                vm.utils.changeTitle('小工具');
-            }
+      // 判断进入的路由
+      if (rName === 'ToolsDetail') {
+        // [工具内容页面]
+        vm.detailOpen(rParams.category, rParams.name);
+      } else {
+        // [工具列表页面]
+        vm.utils.changeTitle('小工具');
+      }
+    });
+  },
+  methods: {
+
+    /**
+     * 关闭工具
+     */
+    detailClose(done) {
+      this.$confirm('是否关闭？').then(() => {
+        // 关闭 drawer
+        done();
+        // 返回工具页面
+        this.$router.push({
+          name: 'Tools'
+        }).then(() => {
+          // 更新标题
+          this.utils.changeTitle('小工具');
         });
+      }).catch(() => { });
     },
-    methods: {
 
-        /**
-         * 关闭工具
-         */
-        detailClose(done) {
-            this.$confirm('是否关闭？').then(() => {
-                // 关闭 drawer
-                done();
-                // 路由跳转
-                this.$router.push({
-                    name: 'Tools'
-                });
-                // 更新页面标题
-                this.utils.changeTitle('小工具');
-            }).catch(() => { });
-        },
+    /**
+     * 打开工具
+     * 
+     * @param {string} toolCatrgory 工具分类
+     * @param {string} toolName 工具名称
+     */
+    detailOpen(toolCatrgory, toolName) {
+      const errMsg = `无法打开该工具（分类：${toolCatrgory} 名称：${toolName}）`;
 
-        /**
-         * 打开工具
-         * 
-         * @param {string} toolCatrgory 工具分类
-         * @param {string} toolName 工具名称
-         */
-        detailOpen(toolCatrgory, toolName) {
-            // 当前工具信息
-            var info = {
-                title: '',
-                update: '',
-                version: '',
-            };
-            // 错误提示
-            var errMsg = `无法打开该工具（分类：${toolCatrgory} 名称：${toolName}）`;
+      try {
 
-            try {
+        var info = this.toolList[toolCatrgory]['list'][toolName];
+        if (info === undefined) {
+          throw new Error(errMsg);
+        }
 
-                info = this.toolList[toolCatrgory]['list'][toolName];
+      } catch (err) {
 
-                if (info === undefined) {
-                    throw new Error(errMsg);
-                }
+        console.warn('[打开工具]', err);
+        this.$message({
+          message: errMsg,
+          type: 'error'
+        });
+        return;
 
-            } catch (err) {
+      }
 
-                console.warn('[打开工具]', err);
-                this.$message({
-                    message: errMsg,
-                    type: 'warning'
-                });
-                return;
+      // 禁用
+      if (!info.enabled) {
+        this.$message({
+          message: '该工具未启用',
+          type: 'warning'
+        });
+        return;
+      }
 
-            }
-
-            // 禁用
-            if (!info.enabled) {
-                this.$message({
-                    message: '该工具未启用',
-                    type: 'warning'
-                });
-                return;
-            }
-
-            // 更新页面标题
-            this.utils.changeTitle(info.title);
-            // 更新 drawer 标题
-            this.detail.title = `${info.title} [${info.version || '未知'}][${info.update || '未知'}]`;
-            // 路由跳转
-            // 注：当前路由相同时也进行跳转，以更新 query
-            this.$router.push({
-                name: 'ToolsDetail',
-                params: {
-                    category: toolCatrgory,
-                    name: toolName
-                }
-            }).catch((err) => {
-                console.log('[路由跳转]', err.name);
-            });
-            // 显示 drawer
-            this.detail.show = true;
-        },
-
-        /**
-         * 打开工具（新标签页）
-         */
-        detailOpenNewTab() {
-            const url = window.location.href;
-            window.open(url, '_blank');
-        },
+      const {
+        title: iTitle,
+        version: iVersion,
+        update: iUpdate,
+      } = info;
 
+      // 路由跳转
+      // 注：当前路由相同时也进行跳转
+      this.$router.push({
+        name: 'ToolsDetail',
+        params: {
+          category: toolCatrgory,
+          name: toolName
+        }
+      }).catch((err) => {
+        console.log('[打开工具]', err.name);
+      }).finally(() => {
+        // 更新标题
+        this.utils.changeTitle(iTitle);
+        this.detail.title = `${iTitle} [${iVersion || '未知'}][${iUpdate || '未知'}]`;
+        // 显示 drawer
+        this.detail.show = true;
+      });
     },
+
+    /**
+     * 打开工具（新标签页）
+     */
+    detailOpenNewTab() {
+      const url = window.location.href;
+      window.open(url, '_blank');
+    },
+
+  },
 }
 </script>
 
 <style lang="less" scoped>
 .tools {
-    display: flex;
-    flex-direction: column;
-    align-items: center;
-    padding: 2rem;
-    background-color: @colorWhite;
-    overflow-y: auto;
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  padding: 2rem;
+  background-color: @colorWhite;
+  overflow-y: auto;
+}
 
-    .wrapper {
-        width: 100%;
+.wrapper {
+  width: 100%;
+}
+
+.category {
+  display: flex;
+  align-items: flex-start;
+  flex-wrap: wrap;
+  justify-content: flex-start;
+  position: relative;
+  padding-top: 3rem;
+  width: 100%;
+
+  .title {
+    position: absolute;
+    top: 1rem;
+    left: 0;
+    font-weight: bold;
+    color: @textPrimary;
+  }
+
+  .tool-item {
+    flex-shrink: 0;
+    margin: 0.5rem;
+    padding: 1rem;
+    width: 16rem;
+    border-left: 0.2rem solid @colorPrimary;
+    border-radius: 0.25rem;
+    background-color: #FFF;
+    font-size: 0;
+    color: @textPrimary;
+    overflow: hidden;
+    transition: all @transitionTime;
+    cursor: pointer;
+
+    &:hover {
+      border-left-color: @colorSecondary;
+      transform: translateY(-0.2rem);
     }
 
-    .category {
-        display: flex;
-        align-items: flex-start;
-        flex-wrap: wrap;
-        justify-content: flex-start;
-        position: relative;
-        padding-top: 3rem;
-        width: 100%;
-
-        .title {
-            position: absolute;
-            top: 1rem;
-            left: 0;
-            font-weight: bold;
-            color: @textPrimary;
-        }
-
-        .tool-item {
-            flex-shrink: 0;
-            margin: 0.5rem;
-            padding: 1rem;
-            width: 16rem;
-            border-left: 0.2rem solid @colorPrimary;
-            border-radius: 0.25rem;
-            background-color: #FFF;
-            font-size: 0;
-            color: @textPrimary;
-            overflow: hidden;
-            transition: all @transitionTime;
-            cursor: pointer;
-
-            &:hover {
-                border-left-color: @colorSecondary;
-                transform: translateY(-0.2rem);
-            }
-
-            &.disabled {
-                border-left-color: @colorGrey;
-            }
-
-            .item-title {
-                margin-bottom: 0.5rem;
-                font-weight: bold;
-                font-size: 0.9rem;
-            }
-
-            .item-content {
-                height: calc(1.5em * 2);
-                line-height: 1.5em;
-                font-size: 0.75rem;
-                color: @textSecondary;
-            }
-        }
+    &.disabled {
+      border-left-color: @colorGrey;
     }
+
+    .item-title {
+      margin-bottom: 0.5rem;
+      font-weight: bold;
+      font-size: 0.9rem;
+    }
+
+    .item-content {
+      height: calc(1.5em * 2);
+      line-height: 1.5em;
+      font-size: 0.75rem;
+      color: @textSecondary;
+    }
+  }
 }
 
 .drawer-full {
-    .header {
-        display: flex;
-        align-items: center;
-        justify-content: space-between;
+  .header {
+    display: flex;
+    align-items: center;
+    justify-content: space-between;
 
-        .btn {
-            margin: 0 0.5rem;
-            font-size: inherit;
-            cursor: pointer;
-        }
+    .btn {
+      margin: 0 0.5rem;
+      font-size: inherit;
+      cursor: pointer;
     }
+  }
 }
 </style>
diff --git a/src/views/ToolsDetail.vue b/src/views/ToolsDetail.vue
index 489c02b..bbd687f 100644
--- a/src/views/ToolsDetail.vue
+++ b/src/views/ToolsDetail.vue
@@ -1,90 +1,93 @@
 <template>
-    <div class="tools-detail">
-        <component :is="toolElem" />
-    </div>
+  <div class="tools-detail">
+    <component :is="toolPage" />
+  </div>
 </template>
 
 <script>
 import navTools from '@/assets/js/navTools.js';
 
 export default {
-    name: 'ToolsDetail',
-    data() {
-        return {
-            utils: this.$root.utils,
-            toolList: navTools,
-            toolElem: null,
-        }
-    },
-    beforeRouteEnter(to, from, next) {
-        next(vm => {
-            var params = vm.$route.params;
-            var toolComponent = vm.toolList[params.category]['list'][params.name].component;
-            var loading = null;
+  name: 'ToolsDetail',
+  data() {
+    return {
+      utils: this.$root.utils,
+      toolList: navTools,
+      toolPage: null,
+    }
+  },
+  beforeRouteEnter(to, from, next) {
+    next(vm => {
+      const { params, query } = vm.$route;
+      const { category: cCategory, name: cName } = params;
+      const componentName = vm.toolList[cCategory]['list'][cName].component;
 
-            console.log('[打开工具] params', params);
+      var loading = null;
 
-            // 异步，防止找不到 target
-            setTimeout(() => {
-                // 开启 Loading
-                loading = vm.$loading({
-                    background: '#FFF',
-                    lock: true,
-                    // Loading 需要覆盖的 DOM 节点
-                    target: '.drawer-full .el-drawer__body'
-                });
-            }, 0);
+      console.log('[打开工具]', { params, query });
 
-            vm.toolElem = (() => {
-                // 动态引入组件
-                var elem = import(`@/components/tools/${toolComponent}.vue`);
-
-                Promise.all([elem]).then(() => {
-                    setTimeout(() => {
-                        // 关闭 Loading
-                        loading.close();
-                    }, 200);
-                });
-
-                return elem;
-            });
+      // 异步，防止找不到 target
+      setTimeout(() => {
+        // 开启 Loading
+        loading = vm.$loading({
+          background: '#FFF',
+          lock: true,
+          // Loading 需要覆盖的 DOM 节点
+          target: '.drawer-full .el-drawer__body'
         });
-    },
+      }, 0);
+
+      vm.toolPage = (() => {
+        // 动态引入组件
+        const component = import(`@/components/tools/${componentName}.vue`);
+
+        Promise.all([component]).then(() => {
+          setTimeout(() => {
+            // 关闭 Loading
+            loading.close();
+          }, 200);
+        });
+
+        return component;
+      });
+    });
+  },
 }
 </script>
 
 <style lang="less" scoped>
 .tools-detail {
-    display: flex;
-    align-items: flex-start;
-    justify-content: center;
+  display: flex;
+  align-items: flex-start;
+  justify-content: center;
+}
 
-    /deep/ .tool-elem {
-        width: 100%;
-        max-width: 60rem;
+/deep/ .tool-page {
+  width: 100%;
+  max-width: 60rem;
 
-        > div {
-            > .title {
-                position: relative;
-                margin: 1.5rem 0;
-                font-size: 1rem;
-                color: @textPrimary;
-            }
-
-            > .title::before {
-                content: "";
-                position: absolute;
-                top: 0;
-                left: -0.5rem;
-                width: 0.2rem;
-                height: 100%;
-                background-color: @colorPrimary;
-            }
-
-            > .content {
-                font-size: 0.9rem;
-            }
-        }
+  > div {
+    > .title {
+      position: relative;
+      margin: 1.5rem 0;
+      font-size: 1rem;
+      color: @textPrimary;
     }
+
+    > .title::before {
+      content: "";
+      position: absolute;
+      top: 0;
+      left: -0.5rem;
+      width: 0.2rem;
+      height: 100%;
+      background-color: @colorPrimary;
+    }
+
+    > .content {
+      line-height: 1.6em;
+      font-size: 0.9rem;
+    }
+  }
 }
 </style>