diff --git a/app/src/main/java/com/moyerun/moyeorun_android/common/dialog/RoundDialogFragment.kt b/app/src/main/java/com/moyerun/moyeorun_android/common/dialog/RoundDialogFragment.kt
new file mode 100644
index 0000000..24c4ab4
--- /dev/null
+++ b/app/src/main/java/com/moyerun/moyeorun_android/common/dialog/RoundDialogFragment.kt
@@ -0,0 +1,60 @@
+package com.moyerun.moyeorun_android.common.dialog
+
+import android.app.Dialog
+import android.graphics.Color
+import android.graphics.drawable.ColorDrawable
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.Window
+import androidx.fragment.app.DialogFragment
+import com.moyerun.moyeorun_android.common.extension.isActivityDestroyed
+
+open class RoundDialogFragment : DialogFragment() {
+
+    private var dismissOnPause = false
+
+    override fun onSaveInstanceState(outState: Bundle) {
+        super.onSaveInstanceState(outState)
+        outState.putBoolean(SAVED_DISMISS_ON_PAUSE, dismissOnPause)
+    }
+
+    override fun onCreateDialog(savedInstanceState: Bundle?): Dialog {
+        if (savedInstanceState != null) {
+            dismissOnPause = savedInstanceState.getBoolean(SAVED_DISMISS_ON_PAUSE, false)
+        }
+
+        return object : Dialog(requireContext()) {
+            override fun show() {
+                if (context.isActivityDestroyed()) return
+                super.show()
+            }
+
+            override fun dismiss() {
+                if (context.isActivityDestroyed()) return
+                super.dismiss()
+            }
+        }.apply {
+            requestWindowFeature(Window.FEATURE_NO_TITLE)
+            window?.setBackgroundDrawable(ColorDrawable(Color.TRANSPARENT))
+            val contentView = onCreateView(LayoutInflater.from(context), null, savedInstanceState)
+            if (contentView != null) {
+                setContentView(contentView)
+            }
+        }
+    }
+
+    override fun onPause() {
+        super.onPause()
+        if (isCancelable && dismissOnPause) {
+            dismiss()
+        }
+    }
+
+    protected fun setDismissOnPause(dismissOnPause: Boolean) {
+        this.dismissOnPause = dismissOnPause
+    }
+
+    companion object {
+        private const val SAVED_DISMISS_ON_PAUSE = "dismissOnPause"
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/moyerun/moyeorun_android/common/extension/ActivityExtension.kt b/app/src/main/java/com/moyerun/moyeorun_android/common/extension/ActivityExtension.kt
index d57b173..af4d5e4 100644
--- a/app/src/main/java/com/moyerun/moyeorun_android/common/extension/ActivityExtension.kt
+++ b/app/src/main/java/com/moyerun/moyeorun_android/common/extension/ActivityExtension.kt
@@ -2,7 +2,16 @@ package com.moyerun.moyeorun_android.common.extension
 
 import android.app.Activity
 import android.widget.Toast
+import androidx.fragment.app.DialogFragment
+import androidx.fragment.app.FragmentActivity
 
 fun Activity.toast(msg: String, isShort: Boolean = true) {
     Toast.makeText(this, msg, if (isShort) Toast.LENGTH_SHORT else Toast.LENGTH_LONG).show()
+}
+
+inline fun FragmentActivity.showAllowingStateLoss(
+    tag: String?,
+    dialogFragmentFactory: () -> DialogFragment
+) {
+    supportFragmentManager.showAllowingStateLoss(tag, dialogFragmentFactory)
 }
\ No newline at end of file
diff --git a/app/src/main/java/com/moyerun/moyeorun_android/common/extension/ContextExtension.kt b/app/src/main/java/com/moyerun/moyeorun_android/common/extension/ContextExtension.kt
new file mode 100644
index 0000000..832e52e
--- /dev/null
+++ b/app/src/main/java/com/moyerun/moyeorun_android/common/extension/ContextExtension.kt
@@ -0,0 +1,20 @@
+package com.moyerun.moyeorun_android.common.extension
+
+import android.app.Activity
+import android.app.Application
+import android.content.Context
+import android.content.ContextWrapper
+
+fun Context.isActivityDestroyed(): Boolean {
+    if (this is Application) return false
+    val activity = getActivity()?: return true
+    return activity.isFinishing || activity.isDestroyed
+}
+
+fun Context.getActivity(): Activity? {
+    return when (this) {
+        is Activity -> this
+        is ContextWrapper -> baseContext.getActivity()
+        else -> null
+    }
+}
\ No newline at end of file
diff --git a/app/src/main/java/com/moyerun/moyeorun_android/common/extension/FragmentExtension.kt b/app/src/main/java/com/moyerun/moyeorun_android/common/extension/FragmentExtension.kt
index 2ad8fe7..e36ee18 100644
--- a/app/src/main/java/com/moyerun/moyeorun_android/common/extension/FragmentExtension.kt
+++ b/app/src/main/java/com/moyerun/moyeorun_android/common/extension/FragmentExtension.kt
@@ -1,8 +1,22 @@
 package com.moyerun.moyeorun_android.common.extension
 
 import android.widget.Toast
+import androidx.fragment.app.DialogFragment
 import androidx.fragment.app.Fragment
+import androidx.fragment.app.FragmentManager
 
 fun Fragment.toast(msg: String, isShort: Boolean = false) {
     Toast.makeText(context, msg, if (isShort) Toast.LENGTH_SHORT else Toast.LENGTH_LONG).show()
+}
+
+inline fun FragmentManager?.showAllowingStateLoss(
+    tag: String?,
+    dialogFragmentFactory: () -> DialogFragment
+) {
+    if (this == null || isDestroyed) {
+        return
+    }
+    val transaction = beginTransaction()
+    transaction.add(dialogFragmentFactory(), tag)
+    transaction.commitAllowingStateLoss()
 }
\ No newline at end of file
diff --git a/app/src/main/res/drawable/round_background_12.xml b/app/src/main/res/drawable/round_background_12.xml
new file mode 100644
index 0000000..cfb6cbf
--- /dev/null
+++ b/app/src/main/res/drawable/round_background_12.xml
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="utf-8"?>
+<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
+    <item>
+        <shape android:shape="rectangle">
+            <corners android:radius="12dp" />
+            <solid android:color="@color/main_white" />
+        </shape>
+    </item>
+</layer-list>
\ No newline at end of file
diff --git a/app/src/main/res/values/colors.xml b/app/src/main/res/values/colors.xml
index f4f6afa..4d7ffc5 100644
--- a/app/src/main/res/values/colors.xml
+++ b/app/src/main/res/values/colors.xml
@@ -15,6 +15,11 @@
     <color name="text_gray">#828282</color>
     <color name="text_hint_gray">#A9A9A9</color>
 
+
+    <!-- Line colors -->
+    <color name="line_dialog_divider">#EBECEF</color>
+
+
     <!-- button colors -->
     <color name="button_pressed_true">#0047D0</color>
     <color name="button_enable_false">#C4C4C4</color>
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 6f6e6ef..09e4982 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -1,3 +1,8 @@
 <resources>
     <string name="app_name">MoyeoRun-android</string>
+
+    <!-- Common -->
+    <string name="cancel">취소</string>
+    <string name="ok">확인</string>
+
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/styles_dialog.xml b/app/src/main/res/values/styles_dialog.xml
new file mode 100644
index 0000000..55a64cf
--- /dev/null
+++ b/app/src/main/res/values/styles_dialog.xml
@@ -0,0 +1,40 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+    <style name="Dialog" />
+
+    <style name="Dialog.Divider">
+        <item name="android:layout_width">match_parent</item>
+        <item name="android:layout_height">1dp</item>
+        <item name="android:background">@color/line_dialog_divider</item>
+    </style>
+
+    <style name="Dialog.Background">
+        <item name="android:layout_width">297dp</item>
+        <item name="android:layout_height">wrap_content</item>
+        <item name="android:background">@drawable/round_background_12</item>
+    </style>
+
+    <style name="Dialog.Title" parent="Widget.AppCompat.TextView">
+        <item name="android:textColor">@color/text_default_black</item>
+        <item name="android:textSize">22dp</item>
+        <item name="android:textStyle">bold</item>
+        <item name="android:layout_gravity">center</item>
+        <item name="android:gravity">center</item>
+    </style>
+
+    <style name="Dialog.Button" parent="Widget.AppCompat.Button">
+        <item name="android:minWidth">0dp</item>
+        <item name="android:minHeight">0dp</item>
+        <item name="android:paddingVertical">21dp</item>
+        <item name="android:textSize">16dp</item>
+    </style>
+
+    <style name="Dialog.Button.Negative">
+        <item name="android:textColor">@color/text_default_black</item>
+    </style>
+
+    <style name="Dialog.Button.Positive">
+        <item name="android:textColor">@color/main_blue</item>
+    </style>
+
+</resources>