diff --git a/src/assets/css/global.less b/src/assets/css/global.less
index 65331cf..0c21df1 100644
--- a/src/assets/css/global.less
+++ b/src/assets/css/global.less
@@ -27,8 +27,9 @@ html {
 }
 
 body {
-    user-select: none;
+    color: #555;
     overflow: hidden;
+    user-select: none;
     -webkit-tap-highlight-color: transparent;
 }
 
@@ -96,7 +97,34 @@ body {
     }
 }
 
-// Element
+// Element UI
+
+.el-drawer.drawer-full {
+    .el-drawer__header {
+        z-index: 500;
+        margin: 0 !important;
+        padding: 1rem 1.5rem !important;
+        background-color: @colorPrimary;
+        color: #FFF;
+        .shadow-3();
+    }
+
+    .el-drawer__body {
+        padding: 2rem;
+        overflow-y: auto;
+    }
+}
+
+.el-input {
+    input::-webkit-inner-spin-button,
+    input::-webkit-outer-spin-button {
+        -webkit-appearance: none;
+    }
+
+    input[type="number"] {
+        -moz-appearance: textfield;
+    }
+}
 
 .el-select-dropdown {
     border: none !important;
diff --git a/src/assets/css/variable.less b/src/assets/css/variable.less
index 7d1084e..a41df95 100644
--- a/src/assets/css/variable.less
+++ b/src/assets/css/variable.less
@@ -5,6 +5,7 @@
 @colorPrimary: #2196F3;
 @colorSecondary: #67C23A;
 @colorGrey: #9E9E9E;
+@colorRed: #F44336;
 @colorWhite: #F9F9F9;
 
 @transitionTime: .25s;