diff --git a/app/appearance/themes/daylight/theme.css b/app/appearance/themes/daylight/theme.css
index 49335ba5c..4904eca6a 100644
--- a/app/appearance/themes/daylight/theme.css
+++ b/app/appearance/themes/daylight/theme.css
@@ -207,11 +207,14 @@
     /* 表格 */
     --b3-table-even-background: rgba(0, 0, 0, .02);
 
-    /* 潜入块 */
-    --b3-embed-background: var(--b3-table-even-background);
+    /* 嵌入块 */
+    --b3-embed-background: transparent;
 
     /* 引述块 */
-    --b3-bq-background: var(--b3-table-even-background);
+    --b3-bq-background: transparent;
+
+    /* 父块颜色 */
+    --b3-parent-background: var(--b3-theme-background);
 }
 
 :lang(ja_JP):root {
diff --git a/app/appearance/themes/midnight/theme.css b/app/appearance/themes/midnight/theme.css
index 5a07697c0..399335a0d 100644
--- a/app/appearance/themes/midnight/theme.css
+++ b/app/appearance/themes/midnight/theme.css
@@ -206,11 +206,14 @@
     /* 表格 */
     --b3-table-even-background: rgba(255, 255, 255, .03);
 
-    /* 潜入块 */
-    --b3-embed-background: var(--b3-table-even-background);
+    /* 嵌入块 */
+    --b3-embed-background: transparent;
 
     /* 引述块 */
-    --b3-bq-background: var(--b3-table-even-background);
+    --b3-bq-background: transparent;
+
+    /* 父块颜色 */
+    --b3-parent-background: var(--b3-theme-background);
 }
 
 :lang(ja_JP):root {
diff --git a/app/src/assets/scss/business/_av.scss b/app/src/assets/scss/business/_av.scss
index 2185294cf..96a146396 100644
--- a/app/src/assets/scss/business/_av.scss
+++ b/app/src/assets/scss/business/_av.scss
@@ -99,7 +99,7 @@
     bottom: 0;
     height: 26px;
     padding: 0 5px;
-    background-color: var(--av-background);
+    background-color: var(--b3-parent-background);
     font-size: 87.5%;
   }
 
@@ -162,7 +162,7 @@
 
     &--header,
     &--footer {
-      background-color: var(--av-background);
+      background-color: var(--b3-parent-background);
     }
 
     &--footer {
@@ -178,7 +178,7 @@
       }
 
       .av__colsticky {
-        background-color: var(--av-background); // 保证盯住时无计算结果的列不被覆盖
+        background-color: var(--b3-parent-background); // 保证盯住时无计算结果的列不被覆盖
       }
 
       .av__calc {
@@ -437,7 +437,7 @@
 
     &.av__firstcol,
     & > div:not(.av__cell--select):not(.av__cell--active):not(.av__calc--ashow) {
-      background-color: var(--av-background);
+      background-color: var(--b3-parent-background);
     }
   }
 
diff --git a/app/src/assets/scss/protyle/_protyle.scss b/app/src/assets/scss/protyle/_protyle.scss
index bc05f1ba3..0bab0877f 100644
--- a/app/src/assets/scss/protyle/_protyle.scss
+++ b/app/src/assets/scss/protyle/_protyle.scss
@@ -441,5 +441,6 @@ table[contenteditable="true"] + .protyle-action__table {
     background: var(--b3-theme-primary-lightest);
     position: relative;
     transition: var(--b3-transition);
+    z-index: 3;
   }
 }
diff --git a/app/src/assets/scss/protyle/_wysiwyg.scss b/app/src/assets/scss/protyle/_wysiwyg.scss
index 855740ca2..1b28be00f 100644
--- a/app/src/assets/scss/protyle/_wysiwyg.scss
+++ b/app/src/assets/scss/protyle/_wysiwyg.scss
@@ -322,7 +322,7 @@
         top: 1px;
         z-index: 2;
         box-shadow: 0 -1px 0 var(--b3-border-color) inset, 0 -1px 0 0 var(--b3-border-color);
-        background-color: var(--b3-theme-background);
+        background-color: var(--b3-parent-background);
 
         th {
           border-top: 0;
diff --git a/app/src/protyle/render/av/render.ts b/app/src/protyle/render/av/render.ts
index 872d828da..7bc148ce3 100644
--- a/app/src/protyle/render/av/render.ts
+++ b/app/src/protyle/render/av/render.ts
@@ -207,13 +207,7 @@ ${cell.color ? `color:${cell.color};` : ""}">${renderCell(cell.value, rowIndex)}
                         viewData = item;
                     }
                 });
-                let avBackground = "--av-background:var(--b3-theme-background)";
-                if (e.style.backgroundColor) {
-                    avBackground = "--av-background:" + e.style.backgroundColor;
-                } else if (isInEmbedBlock(e)) {
-                    avBackground = "--av-background:var(--b3-theme-surface)";
-                }
-                e.firstElementChild.outerHTML = `<div class="av__container" style="${avBackground}">
+                e.firstElementChild.outerHTML = `<div class="av__container">
     <div class="av__header">
         <div class="fn__flex av__views${isSearching || query ? " av__views--show" : ""}">
             <div class="layout-tab-bar fn__flex">
diff --git a/app/src/protyle/toolbar/Font.ts b/app/src/protyle/toolbar/Font.ts
index 050aef50a..d4471239b 100644
--- a/app/src/protyle/toolbar/Font.ts
+++ b/app/src/protyle/toolbar/Font.ts
@@ -223,16 +223,12 @@ export const fontEvent = (protyle: IProtyle, nodeElements: Element[], type?: str
                 e.style.textShadow = "";
                 e.style.backgroundColor = "";
                 e.style.fontSize = "";
-                if (e.classList.contains("av")) {
-                    e.querySelector(".av__container").setAttribute("style", "--av-background:var(--b3-theme-background)");
-                }
+                e.style.removeProperty("--b3-parent-background")
             } else if (type === "style1") {
                 const colorList = color.split(Constants.ZWSP);
                 e.style.backgroundColor = colorList[0];
                 e.style.color = colorList[1];
-                if (e.classList.contains("av")) {
-                    e.querySelector(".av__container").setAttribute("style", `--av-background:${colorList[0]}`);
-                }
+                e.style.setProperty('--b3-parent-background', colorList[0]);
             } else if (type === "style2") {
                 e.style.webkitTextStroke = "0.2px var(--b3-theme-on-background)";
                 e.style.webkitTextFillColor = "transparent";
@@ -242,9 +238,7 @@ export const fontEvent = (protyle: IProtyle, nodeElements: Element[], type?: str
                 e.style.color = color;
             } else if (type === "backgroundColor") {
                 e.style.backgroundColor = color;
-                if (e.classList.contains("av")) {
-                    e.querySelector(".av__container").setAttribute("style", `--av-background:${color}`);
-                }
+                e.style.setProperty('--b3-parent-background', color);
             } else if (type === "fontSize") {
                 e.style.fontSize = color;
             }