diff --git a/public/static/bg/gbp.jpg b/public/static/bg/gbp.jpg
new file mode 100644
index 0000000..ea5cab1
Binary files /dev/null and b/public/static/bg/gbp.jpg differ
diff --git a/public/static/splash/1242x2208.png b/public/static/splash/1242x2208.png
index b335c67..ca5ccc0 100644
Binary files a/public/static/splash/1242x2208.png and b/public/static/splash/1242x2208.png differ
diff --git a/public/static/splash/1668x2388.png b/public/static/splash/1668x2388.png
index ef1f532..6806296 100644
Binary files a/public/static/splash/1668x2388.png and b/public/static/splash/1668x2388.png differ
diff --git a/public/static/splash/2388x1668.png b/public/static/splash/2388x1668.png
index 3f72ef8..0ba3c44 100644
Binary files a/public/static/splash/2388x1668.png and b/public/static/splash/2388x1668.png differ
diff --git a/public/static/splash/750x1334.png b/public/static/splash/750x1334.png
index 3e0be61..e1d16cf 100644
Binary files a/public/static/splash/750x1334.png and b/public/static/splash/750x1334.png differ
diff --git a/src/Config.js b/src/Config.js
index 7280460..98dab0f 100644
--- a/src/Config.js
+++ b/src/Config.js
@@ -3,15 +3,16 @@ import React, {Component, PureComponent} from 'react';
 import './Config.css';
 
 const BUILTIN_IMGS={
-    'static/bg/eriri.jpg': '平成著名画师（默认）',
+    'static/bg/gbp.jpg': '追逐繁星（默认）',
+    'static/bg/eriri.jpg': '平成著名画师',
     'static/bg/yurucamp.jpg': '露营天下第一',
     'static/bg/minecraft.jpg': '麦恩·库拉夫特',
     'static/bg/sif.jpg': '梦开始的地方',
 };
 
 const DEFAULT_CONFIG={
-    background_img: 'static/bg/eriri.jpg',
-    background_color: '#112244',
+    background_img: 'static/bg/gbp.jpg',
+    background_color: '#113366',
     pressure: false,
     quote: true,
     horizontal_scroll: true,
@@ -50,7 +51,7 @@ export function bgimg_style(img,color) {
     if(color===undefined) color=window.config.background_color;
     return {
         background: 'transparent center center',
-        backgroundImage: img===null ? 'unset' : 'url('+encodeURI(img)+')',
+        backgroundImage: img===null ? 'unset' : 'url("'+encodeURI(img)+'")',
         backgroundColor: color,
         backgroundSize: 'cover',
     };
diff --git a/src/Flows.css b/src/Flows.css
index 0ce1294..b066749 100644
--- a/src/Flows.css
+++ b/src/Flows.css
@@ -3,7 +3,7 @@
     border-radius: 5px;
     margin: 1em 0;
     padding: .5em;
-    box-shadow: 0 3px 8px rgba(0,0,0,.4);
+    box-shadow: 0 2px 5px rgba(0,0,0,.4);
 }
 
 .box-tip {
@@ -144,8 +144,8 @@
     height: 10px;
     margin-bottom: -10px;
     border-radius: 50%;
-    background-color: #ffbb44;
-    box-shadow: 0 0 5px rgba(0,0,0,.4);
+    background-color: #ffcc77;
+    box-shadow: 1px 1px 5px rgba(0,0,0,.5);
 }
 
 .box-content {
diff --git a/src/color_picker.js b/src/color_picker.js
index 4900cea..1c92c6a 100644
--- a/src/color_picker.js
+++ b/src/color_picker.js
@@ -13,12 +13,12 @@ export class ColorPicker {
         if(name==='洞主')
             return 'hsl(0,0%,97%)';
         if(!window.config.color_picker)
-            return 'hsl(0,0%,85%)';
+            return 'hsl(0,0%,87%)';
 
         if(!this.names[name]) {
             this.current_h+=golden_ratio_conjugate;
             this.current_h%=1;
-            this.names[name]=`hsl(${this.current_h*360}, 40%, 87%)`;
+            this.names[name]=`hsl(${this.current_h*360}, 60%, 90%)`;
         }
         return this.names[name];
     }
diff --git a/src/index.css b/src/index.css
index e48245f..5163388 100644
--- a/src/index.css
+++ b/src/index.css
@@ -1,7 +1,7 @@
 body {
     background-size: cover;
     user-select: none;
-    background-color: #124;
+    background-color: #333;
 }
 
 html::-webkit-scrollbar {