diff --git a/app/src/main/res/layout/activity_main.xml b/app/src/main/res/layout/activity_main.xml
index 239b5c6..328f3e3 100644
--- a/app/src/main/res/layout/activity_main.xml
+++ b/app/src/main/res/layout/activity_main.xml
@@ -29,13 +29,15 @@
     <com.maning.pswedittextlibrary.MNPasswordEditText
         android:layout_width="match_parent"
         android:layout_height="50dp"
+        android:layout_centerVertical="true"
         android:layout_marginTop="10dp"
         android:focusableInTouchMode="true"
         android:inputType="number"
         android:maxLength="6"
         android:textSize="20sp"
-        app:mnPsw_border_color="#7e7e7e"
-        app:mnPsw_border_width="4dp"
+        app:mnPsw_border_selected_color="#FF0000"
+        app:mnPsw_border_color="#c9c9c9"
+        app:mnPsw_border_width="2dp"
         app:mnPsw_item_margin="10dp"
         app:mnPsw_mode="OriginalText"
         app:mnPsw_style="StyleUnderLine"
@@ -52,7 +54,7 @@
         app:mnPsw_background_color="@color/colorAccent"
         app:mnPsw_border_color="@color/colorPrimary"
         app:mnPsw_border_radius="1dp"
-        app:mnPsw_border_width="4dp"
+        app:mnPsw_border_width="8dp"
         app:mnPsw_item_margin="15dp"
         app:mnPsw_mode="OriginalText"
         app:mnPsw_style="StyleOneself"
@@ -60,24 +62,7 @@
 
     <com.maning.pswedittextlibrary.MNPasswordEditText
         android:layout_width="match_parent"
-        android:layout_height="60dp"
-        android:layout_marginTop="10dp"
-        android:focusableInTouchMode="true"
-        android:inputType="number"
-        android:maxLength="4"
-        android:textSize="20sp"
-        app:mnPsw_background_color="#01e2c4"
-        app:mnPsw_border_color="#da7202"
-        app:mnPsw_border_radius="10dp"
-        app:mnPsw_border_width="10dp"
-        app:mnPsw_cover_text="哈"
-        app:mnPsw_item_margin="15dp"
-        app:mnPsw_mode="Text"
-        app:mnPsw_style="StyleOneself"
-        app:mnPsw_text_color="#2e2e2e" />
-
-    <com.maning.pswedittextlibrary.MNPasswordEditText
-        android:layout_width="match_parent"
+        app:mnPsw_border_selected_color="#dcce10"
         android:layout_height="50dp"
         android:layout_marginTop="10dp"
         android:focusableInTouchMode="true"
@@ -86,7 +71,7 @@
         android:textSize="20sp"
         app:mnPsw_background_color="#FFFFFF"
         app:mnPsw_border_color="#7e7e7e"
-        app:mnPsw_border_radius="2dp"
+        app:mnPsw_border_radius="4dp"
         app:mnPsw_border_width="2dp"
         app:mnPsw_cover_bitmap_id="@mipmap/ic_launcher"
         app:mnPsw_cover_bitmap_width="30dp"
diff --git a/pswedittextlibrary/src/main/java/com/maning/pswedittextlibrary/MNPasswordEditText.java b/pswedittextlibrary/src/main/java/com/maning/pswedittextlibrary/MNPasswordEditText.java
index d1d361e..c2b585f 100644
--- a/pswedittextlibrary/src/main/java/com/maning/pswedittextlibrary/MNPasswordEditText.java
+++ b/pswedittextlibrary/src/main/java/com/maning/pswedittextlibrary/MNPasswordEditText.java
@@ -82,7 +82,7 @@ private void initAttrs(AttributeSet attrs, int defStyleAttr) {
         //边框颜色
         borderColor = array.getColor(R.styleable.MNPasswordEditText_mnPsw_border_color, Color.parseColor("#FF0000"));
         //边框选中的颜色
-        borderSelectedColor = array.getColor(R.styleable.MNPasswordEditText_mnPsw_border_selected_color, Color.parseColor("#FF0000"));
+        borderSelectedColor = array.getColor(R.styleable.MNPasswordEditText_mnPsw_border_selected_color, 0);
         //文字的颜色
         textColor = array.getColor(R.styleable.MNPasswordEditText_mnPsw_text_color, Color.parseColor("#FF0000"));
         //边框圆角
@@ -189,32 +189,42 @@ protected void onDraw(Canvas canvas) {
             drawable.setCornerRadius(borderRadius);
             drawable.setColor(backgroundColor);
             Bitmap bitmap = drawableToBitmap(drawable, (int) itemW, (int) itemH);
-            drawable.setStroke((int) borderWidth, borderSelectedColor);
-            Bitmap bitmapSelected = drawableToBitmap(drawable, (int) itemW, (int) itemH);
+            Bitmap bitmapSelected = null;
+            if (borderSelectedColor != 0) {
+                drawable.setStroke((int) borderWidth, borderSelectedColor);
+                bitmapSelected = drawableToBitmap(drawable, (int) itemW, (int) itemH);
+            }
             //画每个Item背景
             for (int i = 0; i < maxLength; i++) {
                 float left = itemW * i + margin / 2 + margin * i;
                 float top = 0;
-                if (getText().length() == i) {
-                    //选中是另外的颜色
-                    canvas.drawBitmap(bitmapSelected, left, top, mPaintLine);
-                } else {
+                if (bitmapSelected == null) {
                     canvas.drawBitmap(bitmap, left, top, mPaintLine);
+                } else {
+                    if (getText().length() == i) {
+                        //选中是另外的颜色
+                        canvas.drawBitmap(bitmapSelected, left, top, mPaintLine);
+                    } else {
+                        canvas.drawBitmap(bitmap, left, top, mPaintLine);
+                    }
                 }
-
             }
         } else if (editTextStyle == 3) {
             float itemW = (measuredWidth - itemMargin * (maxLength - 1) - itemMargin) / maxLength;
             //下划线格式
             for (int i = 0; i < maxLength; i++) {
-                if (getText().length() == i) {
-                    //选中是另外的颜色
-                    mPaintLine.setColor(borderSelectedColor);
+                if (borderSelectedColor != 0) {
+                    if (getText().length() == i) {
+                        //选中是另外的颜色
+                        mPaintLine.setColor(borderSelectedColor);
+                    } else {
+                        mPaintLine.setColor(borderColor);
+                    }
                 } else {
                     mPaintLine.setColor(borderColor);
                 }
                 float startX = itemW * i + itemMargin * i + itemMargin / 2;
-                float startY = itemH;
+                float startY = itemH - borderWidth;
                 float stopX = startX + itemW;
                 float stopY = startY;
                 canvas.drawLine(startX, startY, stopX, stopY, mPaintLine);
diff --git a/pswedittextlibrary/src/main/res/values/attr.xml b/pswedittextlibrary/src/main/res/values/attr.xml
index c30a758..2b531a7 100644
--- a/pswedittextlibrary/src/main/res/values/attr.xml
+++ b/pswedittextlibrary/src/main/res/values/attr.xml
@@ -5,7 +5,7 @@
 
         <!--密码框的颜色-->
         <attr name="mnPsw_border_color" format="color" />
-        <!--选中的颜色-->
+        <!--密码框选中的颜色-->
         <attr name="mnPsw_border_selected_color" format="color" />
         <!--密码文字的颜色,圆形密码颜色-->
         <attr name="mnPsw_text_color" format="color" />