优化

app/src/main/java/io/legado/app/ui/book/read/config/BgTextConfigDialog.kt

@@ -54,8 +54,8 @@ class BgTextConfigDialog : DialogFragment() {
             it.windowManager?.defaultDisplay?.getMetrics(dm)
         }
         dialog?.window?.let {
-            it.setBackgroundDrawableResource(R.color.transparent)
+            it.setBackgroundDrawableResource(R.color.background)
-            it.decorView.setPadding(0, 0, 0, 0)
+            it.decorView.setPadding(0, 5, 0, 0)
             val attr = it.attributes
             attr.dimAmount = 0.0f
             attr.gravity = Gravity.BOTTOM

app/src/main/java/io/legado/app/ui/book/read/config/MoreConfigDialog.kt

@@ -29,8 +29,8 @@ class MoreConfigDialog : DialogFragment() {
             it.windowManager?.defaultDisplay?.getMetrics(dm)
         }
         dialog?.window?.let {
-            it.setBackgroundDrawableResource(R.color.transparent)
+            it.setBackgroundDrawableResource(R.color.background)
-            it.decorView.setPadding(0, 0, 0, 0)
+            it.decorView.setPadding(0, 5, 0, 0)
             val attr = it.attributes
             attr.dimAmount = 0.0f
             attr.gravity = Gravity.BOTTOM

app/src/main/java/io/legado/app/ui/book/read/config/PaddingConfigDialog.kt

@@ -26,8 +26,6 @@ class PaddingConfigDialog : DialogFragment() {
             it.windowManager?.defaultDisplay?.getMetrics(dm)
         }
         dialog?.window?.let {
-            it.setBackgroundDrawableResource(R.color.transparent)
-            it.decorView.setPadding(0, 0, 0, 0)
             val attr = it.attributes
             attr.dimAmount = 0.0f
             it.attributes = attr

app/src/main/java/io/legado/app/ui/book/read/config/ReadStyleDialog.kt

@@ -37,8 +37,8 @@ class ReadStyleDialog : DialogFragment(), FontSelectDialog.CallBack {
             it.windowManager?.defaultDisplay?.getMetrics(dm)
         }
         dialog?.window?.let {
-            it.setBackgroundDrawableResource(R.color.transparent)
+            it.setBackgroundDrawableResource(R.color.background)
-            it.decorView.setPadding(0, 0, 0, 0)
+            it.decorView.setPadding(0, 5, 0, 0)
             val attr = it.attributes
             attr.dimAmount = 0.0f
             attr.gravity = Gravity.BOTTOM