diff --git a/simple-mind-map/src/Render.js b/simple-mind-map/src/Render.js
index ad92f279..37782bd8 100644
--- a/simple-mind-map/src/Render.js
+++ b/simple-mind-map/src/Render.js
@@ -189,6 +189,8 @@ class Render {
             this.mindMap.execCommand('INSERT_NODE')
         }
         this.mindMap.keyCommand.addShortcut('Enter', this.insertNodeWrap)
+        // 插入概要
+        this.mindMap.keyCommand.addShortcut('Shift+s', this.addGeneralization)
         // 展开/收起节点
         this.mindMap.keyCommand.addShortcut('/', () => {
             this.activeNodeList.forEach((node) => {
diff --git a/simple-mind-map/src/assets/classic4.jpg b/simple-mind-map/src/assets/classic4.jpg
new file mode 100644
index 00000000..b95e5d06
Binary files /dev/null and b/simple-mind-map/src/assets/classic4.jpg differ
diff --git a/simple-mind-map/src/themes/blueSky.js b/simple-mind-map/src/themes/blueSky.js
index 6b2add3e..87875d5d 100644
--- a/simple-mind-map/src/themes/blueSky.js
+++ b/simple-mind-map/src/themes/blueSky.js
@@ -11,6 +11,10 @@ export default merge(defaultTheme, {
     lineColor: 'rgb(115, 161, 191)',
     // 背景颜色
     backgroundColor: 'rgb(251, 251, 251)',
+    // 概要连线的粗细
+    generalizationLineWidth: 1,
+    // 概要连线的颜色
+    generalizationLineColor: '#333',
     // 根节点样式
     root: {
         fillColor: 'rgb(115, 161, 191)',
@@ -37,4 +41,13 @@ export default merge(defaultTheme, {
             borderColor: 'rgb(57, 80, 96)'
         }
     },
+    // 概要节点样式
+    generalization: {
+        fillColor: '#fff',
+        borderColor: '#333',
+        color: '#333',
+        active: {
+            borderColor: 'rgb(57, 80, 96)'
+        }
+    }
 })
\ No newline at end of file
diff --git a/simple-mind-map/src/themes/brainImpairedPink.js b/simple-mind-map/src/themes/brainImpairedPink.js
index 9b43e42f..ecf8653f 100644
--- a/simple-mind-map/src/themes/brainImpairedPink.js
+++ b/simple-mind-map/src/themes/brainImpairedPink.js
@@ -11,6 +11,10 @@ export default merge(defaultTheme, {
     lineColor: 'rgb(191, 115, 148)',
     // 背景颜色
     backgroundColor: 'rgb(251, 251, 251)',
+    // 概要连线的粗细
+    generalizationLineWidth: 1,
+    // 概要连线的颜色
+    generalizationLineColor: '#333',
     // 根节点样式
     root: {
         fillColor: 'rgb(191, 115, 148)',
@@ -36,5 +40,14 @@ export default merge(defaultTheme, {
         active: {
             borderColor: 'rgb(96, 57, 74)'
         }
+    },
+    // 概要节点样式
+    generalization: {
+        fillColor: '#fff',
+        borderColor: '#333',
+        color: '#333',
+        active: {
+            borderColor: 'rgb(96, 57, 74)'
+        }
     }
 })
\ No newline at end of file
diff --git a/simple-mind-map/src/themes/classic.js b/simple-mind-map/src/themes/classic.js
index 48bed19e..d3d4f918 100644
--- a/simple-mind-map/src/themes/classic.js
+++ b/simple-mind-map/src/themes/classic.js
@@ -11,6 +11,10 @@ export default merge(defaultTheme, {
     lineColor: '#fff',
     // 连线的粗细
     lineWidth: 3,
+    // 概要连线的粗细
+    generalizationLineWidth: 3,
+    // 概要连线的颜色
+    generalizationLineColor: '#fff',
     // 背景颜色
     backgroundColor: 'rgb(58, 65, 68)',
     // 背景图片
@@ -49,5 +53,15 @@ export default merge(defaultTheme, {
             fillColor: 'rgb(254, 219, 0)',
             borderColor: 'transparent'
         }
+    },
+    // 概要节点样式
+    generalization: {
+        fillColor: '#fff',
+        borderColor: 'transparent',
+        color: '#333',
+        active: {
+            fillColor: 'rgb(254, 219, 0)',
+            borderColor: 'transparent'
+        }
     }
 })
\ No newline at end of file
diff --git a/simple-mind-map/src/themes/classic2.js b/simple-mind-map/src/themes/classic2.js
index 269c863e..6c472f16 100644
--- a/simple-mind-map/src/themes/classic2.js
+++ b/simple-mind-map/src/themes/classic2.js
@@ -11,6 +11,10 @@ export default merge(defaultTheme, {
     lineColor: 'rgb(51, 51, 51)',
     // 连线的粗细
     lineWidth: 2,
+    // 概要连线的粗细
+    generalizationLineWidth: 3,
+    // 概要连线的颜色
+    generalizationLineColor: 'rgb(51, 51, 51)',
     // 背景颜色
     backgroundColor: '#fff',
     // 根节点样式
@@ -41,5 +45,15 @@ export default merge(defaultTheme, {
         active: {
             borderColor: 'rgb(51, 51, 51)'
         }
+    },
+    // 概要节点样式
+    generalization: {
+        fillColor: '#fff',
+        borderColor: 'rgb(51, 51, 51)',
+        borderWidth: 2,
+        color: '#1a1a1a',
+        active: {
+            borderColor: 'rgb(18, 187, 55)'
+        }
     }
 })
\ No newline at end of file
diff --git a/simple-mind-map/src/themes/classic3.js b/simple-mind-map/src/themes/classic3.js
index f37e7917..8a15fc68 100644
--- a/simple-mind-map/src/themes/classic3.js
+++ b/simple-mind-map/src/themes/classic3.js
@@ -11,6 +11,10 @@ export default merge(defaultTheme, {
     lineColor: 'rgb(94, 202, 110)',
     // 连线的粗细
     lineWidth: 2,
+    // 概要连线的粗细
+    generalizationLineWidth: 3,
+    // 概要连线的颜色
+    generalizationLineColor: '#1a1a1a',
     // 背景颜色
     backgroundColor: 'rgb(241, 241, 241)',
     // 根节点样式
@@ -44,5 +48,15 @@ export default merge(defaultTheme, {
         active: {
             borderColor: 'rgb(94, 202, 110)'
         }
+    },
+    // 概要节点样式
+    generalization: {
+        fillColor: '#fff',
+        borderColor: '#1a1a1a',
+        color: '#1a1a1a',
+        borderWidth: 2,
+        active: {
+            borderColor: 'rgb(94, 202, 110)'
+        }
     }
 })
\ No newline at end of file
diff --git a/simple-mind-map/src/themes/classic4.js b/simple-mind-map/src/themes/classic4.js
new file mode 100644
index 00000000..03158edb
--- /dev/null
+++ b/simple-mind-map/src/themes/classic4.js
@@ -0,0 +1,65 @@
+import defaultTheme from './default';
+import merge from 'deepmerge';
+
+/** 
+ * @Author: 王林 
+ * @Date: 2021-04-11 15:22:18 
+ * @Desc: 经典4
+ */
+export default merge(defaultTheme, {
+    // 连线的颜色
+    lineColor: 'rgb(30, 53, 86)',
+    // 连线的粗细
+    lineWidth: 2,
+    // 概要连线的粗细
+    generalizationLineWidth: 2,
+    // 概要连线的颜色
+    generalizationLineColor: 'rgb(56, 123, 233)',
+    // 背景颜色
+    backgroundColor: 'rgb(241, 241, 241)',
+    // 根节点样式
+    root: {
+        fillColor: 'rgb(30, 53, 86)',
+        color: '#fff',
+        fontSize: 24,
+        borderRadius: 10,
+        borderColor: 'rgb(189, 197, 201)',
+        borderWidth: 2,
+        active: {
+            borderColor: 'rgb(169, 218, 218)'
+        }
+    },
+    // 二级节点样式
+    second: {
+        fillColor: 'rgb(169, 218, 218)',
+        borderColor: 'rgb(30, 53, 86)',
+        borderWidth: 2,
+        color: '#fff',
+        fontSize: 18,
+        borderRadius: 10,
+        active: {
+            borderColor: 'rgb(56, 123, 233)'
+        }
+    },
+    // 三级及以下节点样式
+    node: {
+        fontSize: 14,
+        color: 'rgb(30, 53, 86)',
+        borderColor: 'rgb(30, 53, 86)',
+        borderWidth: 1,
+        marginY: 20,
+        active: {
+            borderColor: 'rgb(169, 218, 218)'
+        }
+    },
+    // 概要节点样式
+    generalization: {
+        fillColor: 'rgb(56, 123, 233)',
+        borderColor: 'rgb(56, 123, 233)',
+        color: '#fff',
+        borderWidth: 0,
+        active: {
+            borderColor: 'rgb(169, 218, 218)'
+        }
+    }
+})
\ No newline at end of file
diff --git a/simple-mind-map/src/themes/classicBlue.js b/simple-mind-map/src/themes/classicBlue.js
index c84a669f..b4295082 100644
--- a/simple-mind-map/src/themes/classicBlue.js
+++ b/simple-mind-map/src/themes/classicBlue.js
@@ -11,6 +11,10 @@ export default merge(defaultTheme, {
     lineColor: 'rgb(51, 51, 51)',
     // 连线的粗细
     lineWidth: 2,
+    // 概要连线的粗细
+    generalizationLineWidth: 2,
+    // 概要连线的颜色
+    generalizationLineColor: 'rgb(51, 51, 51)',
     // 背景颜色
     backgroundColor: 'rgb(239, 248, 250)',
     // 根节点样式
@@ -39,5 +43,14 @@ export default merge(defaultTheme, {
         active: {
             borderColor: 'rgb(94, 199, 248)'
         }
+    },
+    // 概要节点样式
+    generalization: {
+        fillColor: '#fff',
+        borderColor: 'rgb(51, 51, 51)',
+        color: '#333',
+        active: {
+            borderColor: 'rgb(94, 199, 248)'
+        }
     }
 })
\ No newline at end of file
diff --git a/simple-mind-map/src/themes/classicGreen.js b/simple-mind-map/src/themes/classicGreen.js
index 6c412b5c..1c1f9ebc 100644
--- a/simple-mind-map/src/themes/classicGreen.js
+++ b/simple-mind-map/src/themes/classicGreen.js
@@ -11,6 +11,10 @@ export default merge(defaultTheme, {
     lineColor: 'rgb(123, 199, 120)',
     // 背景颜色
     backgroundColor: 'rgb(236, 245, 231)',
+    // 概要连线的粗细
+    generalizationLineWidth: 2,
+    // 概要连线的颜色
+    generalizationLineColor: 'rgb(123, 199, 120)',
     // 根节点样式
     root: {
         fillColor: 'rgb(253, 244, 217)',
@@ -37,5 +41,15 @@ export default merge(defaultTheme, {
         active: {
             borderColor: 'rgb(94, 199, 248)'
         }
+    },
+    // 概要节点样式
+    generalization: {
+        fillColor: 'rgb(123, 199, 120)',
+        borderColor: 'transparent',
+        borderWidth: 2,
+        color: '#fff',
+        active: {
+            borderColor: 'rgb(94, 199, 248)'
+        }
     }
 })
\ No newline at end of file
diff --git a/simple-mind-map/src/themes/dark.js b/simple-mind-map/src/themes/dark.js
index 1bc2adb1..0032655e 100644
--- a/simple-mind-map/src/themes/dark.js
+++ b/simple-mind-map/src/themes/dark.js
@@ -11,6 +11,10 @@ export default merge(defaultTheme, {
     lineColor: 'rgb(17, 68, 23)',
     // 连线的粗细
     lineWidth: 2,
+    // 概要连线的粗细
+    generalizationLineWidth: 2,
+    // 概要连线的颜色
+    generalizationLineColor: '#fff',
     // 背景颜色
     backgroundColor: 'rgb(15, 16, 17)',
     // 根节点样式
@@ -41,5 +45,14 @@ export default merge(defaultTheme, {
         active: {
             borderColor: 'rgb(17, 68, 23)'
         }
+    },
+    // 概要节点样式
+    generalization: {
+        fillColor: '#fff',
+        borderColor: 'transparent',
+        color: '#333',
+        active: {
+            borderColor: 'rgb(17, 68, 23)'
+        }
     }
 })
\ No newline at end of file
diff --git a/simple-mind-map/src/themes/dark2.js b/simple-mind-map/src/themes/dark2.js
index bb5d3264..99173524 100644
--- a/simple-mind-map/src/themes/dark2.js
+++ b/simple-mind-map/src/themes/dark2.js
@@ -10,6 +10,10 @@ export default merge(defaultTheme, {
     // 连线的颜色
     lineColor: 'rgb(75, 81, 78)',
     lineWidth: 3,
+    // 概要连线的粗细
+    generalizationLineWidth: 3,
+    // 概要连线的颜色
+    generalizationLineColor: 'rgb(255, 119, 34)',
     // 背景颜色
     backgroundColor: 'rgb(27, 31, 34)',
     // 根节点样式
@@ -42,5 +46,15 @@ export default merge(defaultTheme, {
         active: {
             borderColor: 'rgb(254, 199, 13)'
         }
+    },
+    // 概要节点样式
+    generalization: {
+        fillColor: 'transparent',
+        borderColor: 'rgb(255, 119, 34)',
+        borderWidth: 2,
+        color: 'rgb(204, 204, 204)',
+        active: {
+            borderColor: 'rgb(254, 199, 13)'
+        }
     }
 })
\ No newline at end of file
diff --git a/simple-mind-map/src/themes/earthYellow.js b/simple-mind-map/src/themes/earthYellow.js
index ec9323d7..618914a6 100644
--- a/simple-mind-map/src/themes/earthYellow.js
+++ b/simple-mind-map/src/themes/earthYellow.js
@@ -11,6 +11,10 @@ export default merge(defaultTheme, {
     lineColor: 'rgb(191, 147, 115)',
     // 背景颜色
     backgroundColor: 'rgb(251, 251, 251)',
+    // 概要连线的粗细
+    generalizationLineWidth: 1,
+    // 概要连线的颜色
+    generalizationLineColor: '#333',
     // 根节点样式
     root: {
         fillColor: 'rgb(191, 147, 115)',
@@ -36,5 +40,14 @@ export default merge(defaultTheme, {
         active: {
             borderColor: 'rgb(96, 73, 57)'
         }
+    },
+    // 概要节点样式
+    generalization: {
+        fillColor: '#fff',
+        borderColor: '#333',
+        color: '#333',
+        active: {
+            borderColor: 'rgb(96, 73, 57)'
+        }
     }
 })
\ No newline at end of file
diff --git a/simple-mind-map/src/themes/freshGreen.js b/simple-mind-map/src/themes/freshGreen.js
index e903c788..bcd278d0 100644
--- a/simple-mind-map/src/themes/freshGreen.js
+++ b/simple-mind-map/src/themes/freshGreen.js
@@ -11,6 +11,10 @@ export default merge(defaultTheme, {
     lineColor: '#333',
     // 背景颜色
     backgroundColor: '#d1f6ec',
+    // 概要连线的粗细
+    generalizationLineWidth: 1,
+    // 概要连线的颜色
+    generalizationLineColor: '#333',
     // 根节点样式
     root: {
         fillColor: '#1fb27d'
@@ -22,4 +26,15 @@ export default merge(defaultTheme, {
         borderColor: 'transparent',
         borderWidth: 0
     },
+    // 概要节点样式
+    generalization: {
+        fillColor: '#fff',
+        borderColor: '#333',
+        color: '#333',
+        active: {
+            borderColor: 'rgb(57, 80, 96)',
+            borderWidth: 3,
+            borderDasharray: 'none',
+        }
+    }
 })
\ No newline at end of file
diff --git a/simple-mind-map/src/themes/freshRed.js b/simple-mind-map/src/themes/freshRed.js
index 3028d920..750749b4 100644
--- a/simple-mind-map/src/themes/freshRed.js
+++ b/simple-mind-map/src/themes/freshRed.js
@@ -11,6 +11,10 @@ export default merge(defaultTheme, {
     lineColor: 'rgb(191, 115, 115)',
     // 背景颜色
     backgroundColor: 'rgb(251, 251, 251)',
+    // 概要连线的粗细
+    generalizationLineWidth: 1,
+    // 概要连线的颜色
+    generalizationLineColor: '#333',
     // 根节点样式
     root: {
         fillColor: 'rgb(191, 115, 115)',
@@ -36,5 +40,14 @@ export default merge(defaultTheme, {
         active: {
             borderColor: 'rgb(96, 57, 57)'
         }
+    },
+    // 概要节点样式
+    generalization: {
+        fillColor: '#fff',
+        borderColor: '#333',
+        color: '#333',
+        active: {
+            borderColor: 'rgb(96, 57, 57)'
+        }
     }
 })
\ No newline at end of file
diff --git a/simple-mind-map/src/themes/gold.js b/simple-mind-map/src/themes/gold.js
index 06125e21..5bc12013 100644
--- a/simple-mind-map/src/themes/gold.js
+++ b/simple-mind-map/src/themes/gold.js
@@ -10,6 +10,10 @@ export default merge(defaultTheme, {
     // 连线的颜色
     lineColor: 'rgb(51, 56, 62)',
     lineWidth: 3,
+    // 概要连线的粗细
+    generalizationLineWidth: 3,
+    // 概要连线的颜色
+    generalizationLineColor: 'rgb(127, 93, 64)',
     // 背景颜色
     backgroundColor: '#fff',
     // 根节点样式
@@ -42,5 +46,14 @@ export default merge(defaultTheme, {
         active: {
             borderColor: 'rgb(0, 192, 184)'
         }
+    },
+    // 概要节点样式
+    generalization: {
+        fillColor: 'rgb(127, 93, 64)',
+        borderColor: 'transparent',
+        color: 'rgb(255, 214, 175)',
+        active: {
+            borderColor: 'rgb(51, 56, 62)'
+        }
     }
 })
\ No newline at end of file
diff --git a/simple-mind-map/src/themes/greenLeaf.js b/simple-mind-map/src/themes/greenLeaf.js
index 4dd9fcb2..947e9bc5 100644
--- a/simple-mind-map/src/themes/greenLeaf.js
+++ b/simple-mind-map/src/themes/greenLeaf.js
@@ -10,6 +10,10 @@ export default merge(defaultTheme, {
     // 连线的颜色
     lineColor: 'rgb(40, 193, 84)',
     lineWidth: 3,
+    // 概要连线的粗细
+    generalizationLineWidth: 3,
+    // 概要连线的颜色
+    generalizationLineColor: 'rgb(251, 158, 0)',
     // 背景颜色
     backgroundColor: 'rgb(238, 255, 243)',
     // 根节点样式
@@ -42,5 +46,15 @@ export default merge(defaultTheme, {
         active: {
             borderColor: 'rgb(25, 193, 73)'
         }
+    },
+    // 概要节点样式
+    generalization: {
+        fillColor: '#fff',
+        borderColor: 'rgb(251, 158, 0)',
+        borderWidth: 2,
+        color: 'rgb(51, 51, 51)',
+        active: {
+            borderColor: 'rgb(25, 193, 73)'
+        }
     }
 })
\ No newline at end of file
diff --git a/simple-mind-map/src/themes/index.js b/simple-mind-map/src/themes/index.js
index 5210b91b..ba794ec5 100644
--- a/simple-mind-map/src/themes/index.js
+++ b/simple-mind-map/src/themes/index.js
@@ -8,6 +8,7 @@ import earthYellow from './earthYellow'
 import classic from './classic'
 import classic2 from './classic2'
 import classic3 from './classic3'
+import classic4 from './classic4';
 import dark from './dark';
 import classicGreen from './classicGreen'
 import classicBlue from './classicBlue'
@@ -31,6 +32,7 @@ export default {
     classic,
     classic2,
     classic3,
+    classic4,
     dark,
     classicGreen,
     classicBlue,
diff --git a/simple-mind-map/src/themes/mint.js b/simple-mind-map/src/themes/mint.js
index 9578c155..505e4ba1 100644
--- a/simple-mind-map/src/themes/mint.js
+++ b/simple-mind-map/src/themes/mint.js
@@ -10,6 +10,10 @@ export default merge(defaultTheme, {
     // 连线的颜色
     lineColor: 'rgb(104, 204, 202)',
     lineWidth: 3,
+    // 概要连线的粗细
+    generalizationLineWidth: 3,
+    // 概要连线的颜色
+    generalizationLineColor: 'rgb(90, 206, 241)',
     // 背景颜色
     backgroundColor: 'rgb(239, 255, 255)',
     // 根节点样式
@@ -40,5 +44,14 @@ export default merge(defaultTheme, {
         active: {
             borderColor: 'rgb(0, 192, 184)'
         }
+    },
+    // 概要节点样式
+    generalization: {
+        fillColor: 'rgb(90, 206, 241)',
+        borderColor: 'transparent',
+        color: '#fff',
+        active: {
+            borderColor: 'rgb(0, 192, 184)'
+        }
     }
 })
\ No newline at end of file
diff --git a/simple-mind-map/src/themes/pinkGrape.js b/simple-mind-map/src/themes/pinkGrape.js
index ae2d8a4b..efe2e181 100644
--- a/simple-mind-map/src/themes/pinkGrape.js
+++ b/simple-mind-map/src/themes/pinkGrape.js
@@ -10,6 +10,10 @@ export default merge(defaultTheme, {
     // 连线的颜色
     lineColor: 'rgb(166, 101, 106)',
     lineWidth: 3,
+    // 概要连线的粗细
+    generalizationLineWidth: 3,
+    // 概要连线的颜色
+    generalizationLineColor: '#fff',
     // 背景颜色
     backgroundColor: 'rgb(255, 208, 211)',
     // 根节点样式
@@ -41,5 +45,15 @@ export default merge(defaultTheme, {
         active: {
             borderColor: 'rgb(139, 109, 225)'
         }
+    },
+    // 概要节点样式
+    generalization: {
+        fillColor: '#fff',
+        borderColor: 'transparent',
+        color: '#222',
+        active: {
+            borderColor: 'rgb(139, 109, 225)',
+            borderWidth: 2,
+        }
     }
 })
\ No newline at end of file
diff --git a/simple-mind-map/src/themes/romanticPurple.js b/simple-mind-map/src/themes/romanticPurple.js
index 4cde9383..80ea550e 100644
--- a/simple-mind-map/src/themes/romanticPurple.js
+++ b/simple-mind-map/src/themes/romanticPurple.js
@@ -11,6 +11,10 @@ export default merge(defaultTheme, {
     lineColor: 'rgb(123, 115, 191)',
     // 背景颜色
     backgroundColor: 'rgb(251, 251, 251)',
+    // 概要连线的粗细
+    generalizationLineWidth: 1,
+    // 概要连线的颜色
+    generalizationLineColor: '#333',
     // 根节点样式
     root: {
         fillColor: 'rgb(123, 115, 191)',
@@ -36,5 +40,14 @@ export default merge(defaultTheme, {
         active: {
             borderColor: 'rgb(61, 57, 96)'
         }
+    },
+    // 概要节点样式
+    generalization: {
+        fillColor: '#fff',
+        borderColor: '#333',
+        color: '#333',
+        active: {
+            borderColor: 'rgb(61, 57, 96)'
+        }
     }
 })
\ No newline at end of file
diff --git a/simple-mind-map/src/themes/skyGreen.js b/simple-mind-map/src/themes/skyGreen.js
index 74e17c87..bbc4ff88 100644
--- a/simple-mind-map/src/themes/skyGreen.js
+++ b/simple-mind-map/src/themes/skyGreen.js
@@ -10,6 +10,10 @@ export default merge(defaultTheme, {
     // 连线的颜色
     lineColor: '#fff',
     lineWidth: 3,
+    // 概要连线的粗细
+    generalizationLineWidth: 3,
+    // 概要连线的颜色
+    generalizationLineColor: '#fff',
     // 背景颜色
     backgroundColor: 'rgb(80, 156, 170)',
     // 根节点样式
@@ -42,5 +46,14 @@ export default merge(defaultTheme, {
         active: {
             borderColor: 'rgb(251, 227, 188)'
         }
+    },
+    // 概要节点样式
+    generalization: {
+        fillColor: '#fff',
+        borderColor: 'transparent',
+        color: 'rgb(65, 89, 158)',
+        active: {
+            borderColor: 'rgb(251, 227, 188)'
+        }
     }
 })
\ No newline at end of file
diff --git a/simple-mind-map/src/themes/vitalityOrange.js b/simple-mind-map/src/themes/vitalityOrange.js
index 6e4c8817..89651ebc 100644
--- a/simple-mind-map/src/themes/vitalityOrange.js
+++ b/simple-mind-map/src/themes/vitalityOrange.js
@@ -10,6 +10,10 @@ export default merge(defaultTheme, {
     // 连线的颜色
     lineColor: 'rgb(254, 146, 0)',
     lineWidth: 3,
+    // 概要连线的粗细
+    generalizationLineWidth: 3,
+    // 概要连线的颜色
+    generalizationLineColor: 'rgb(255, 222, 69)',
     // 背景颜色
     backgroundColor: 'rgb(255, 246, 243)',
     // 根节点样式
@@ -42,5 +46,14 @@ export default merge(defaultTheme, {
         active: {
             borderColor: 'rgb(255, 112, 52)'
         }
+    },
+    // 概要节点样式
+    generalization: {
+        fillColor: 'rgb(255, 222, 69)',
+        borderColor: 'transparent',
+        color: 'rgb(51, 51, 51)',
+        active: {
+            borderColor: 'rgb(255, 112, 52)'
+        }
     }
 })
\ No newline at end of file
diff --git a/simple-mind-map/src/utils/constant.js b/simple-mind-map/src/utils/constant.js
index 45fa535b..7549a5d9 100644
--- a/simple-mind-map/src/utils/constant.js
+++ b/simple-mind-map/src/utils/constant.js
@@ -122,6 +122,11 @@ export const themeList = [
         value: 'classic3',
         img: require('../assets/classic3.jpg')
     },
+    {
+        name: '脑图经典4',
+        value: 'classic4',
+        img: require('../assets/classic4.jpg')
+    },
     {
         name: '经典绿',
         value: 'classicGreen',
diff --git a/web/src/config/index.js b/web/src/config/index.js
index 46bbca2e..68399c03 100644
--- a/web/src/config/index.js
+++ b/web/src/config/index.js
@@ -214,6 +214,11 @@ export const shortcutKeyList = [
                 name: '插入同级节点',
                 value: 'Enter'
             },
+            {
+                icon: 'icongaikuozonglan',
+                name: '插入概要',
+                value: 'Shift + s'
+            },
             {
                 icon: 'iconzhankai',
                 name: '展开/收起节点',