google-material-design-icons/android/places/stairs/materialicons/black/res/drawable/baseline_stairs_20.xml

<vector xmlns:android="http://schemas.android.com/apk/res/android"
    android:width="20dp"
    android:height="20dp"
    android:viewportWidth="20"
    android:viewportHeight="20"
    android:tint="?attr/colorControlNormal">
  <path
      android:fillColor="@android:color/white"
      android:pathData="M15,4H5C4.45,4 4,4.45 4,5v10c0,0.55 0.45,1 1,1h10c0.55,0 1,-0.45 1,-1V5C16,4.45 15.55,4 15,4zM15,7h-2v2.5h-2.5v2H8V14H5v-1h2v-2.5h2.5v-2H12V6h3V7z"/>
</vector>