diff --git a/app/src/main/java/com/flab/deepsleep/MainActivity.kt b/app/src/main/java/com/flab/deepsleep/MainActivity.kt
index 584a7f4..a100eac 100644
--- a/app/src/main/java/com/flab/deepsleep/MainActivity.kt
+++ b/app/src/main/java/com/flab/deepsleep/MainActivity.kt
@@ -31,7 +31,7 @@ class MainActivity : AppCompatActivity() {
     }
     private val onPhotoItemClickListener =
         OnPhotoItemClickListener { singlePhoto ->
-            DetailsActivity.startDetailsActivity(this, singlePhoto)
+            DetailsActivity.startActivity(this, singlePhoto)
         }
     private val photoAdapter: PhotoAdapter by lazy {
         PhotoAdapter(buttonClick, onPhotoItemClickListener)
diff --git a/app/src/main/java/com/flab/deepsleep/ui/details/DetailsActivity.kt b/app/src/main/java/com/flab/deepsleep/ui/details/DetailsActivity.kt
index 4eea7ea..2c44527 100644
--- a/app/src/main/java/com/flab/deepsleep/ui/details/DetailsActivity.kt
+++ b/app/src/main/java/com/flab/deepsleep/ui/details/DetailsActivity.kt
@@ -67,7 +67,7 @@ class DetailsActivity : AppCompatActivity() {
     }
 
     companion object {
-        fun startDetailsActivity(context: Context, singlePhoto: SinglePhoto) {
+        fun startActivity(context: Context, singlePhoto: SinglePhoto) {
             val intent = Intent(context, DetailsActivity::class.java).apply {
                 putExtra("singlePhoto", singlePhoto)
             }
diff --git a/app/src/main/res/layout/activity_details.xml b/app/src/main/res/layout/activity_details.xml
index a2e9a52..f0482dd 100644
--- a/app/src/main/res/layout/activity_details.xml
+++ b/app/src/main/res/layout/activity_details.xml
@@ -14,7 +14,7 @@
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent">
 
-        <LinearLayout
+        <androidx.constraintlayout.widget.ConstraintLayout
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
             android:orientation="vertical"
@@ -47,7 +47,7 @@
                     android:id="@+id/detail_description"
                     android:layout_width="match_parent"
                     android:layout_height="wrap_content"
-                    android:layout_margin="10sp"
+                    android:layout_margin="10dp"
                     android:hint="@string/test"
                     android:textSize="20sp"
                     app:layout_constraintEnd_toEndOf="parent"
@@ -59,7 +59,6 @@
                     android:layout_width="wrap_content"
                     android:layout_height="wrap_content"
                     android:src="@drawable/selector_bt_heart"
-                    android:background="@null"
                     app:layout_constraintBottom_toBottomOf="@+id/detail_description"
                     app:layout_constraintEnd_toEndOf="parent"
                     app:layout_constraintTop_toTopOf="@+id/detail_description" />
@@ -101,6 +100,6 @@
                     app:layout_constraintTop_toBottomOf="@+id/detail_likes" />
 
             </androidx.constraintlayout.widget.ConstraintLayout>
-        </LinearLayout>
+        </androidx.constraintlayout.widget.ConstraintLayout>
     </ScrollView>
 </androidx.constraintlayout.widget.ConstraintLayout>