mihon/app/src/main/res/drawable/ic_book_24dp.xml

<vector xmlns:android="http://schemas.android.com/apk/res/android"
    android:width="24dp"
    android:height="24dp"
    android:viewportWidth="24"
    android:viewportHeight="24">
    <path
        android:fillColor="@android:color/black"
        android:pathData="M18,2L6,2c-1.1,0 -2,0.9 -2,2v16c0,1.1 0.9,2 2,2h12c1.1,0 2,-0.9 2,-2L20,4c0,-1.1 -0.9,-2 -2,-2zM9,4h2v5l-1,-0.75L9,9L9,4zM18,20L6,20L6,4h1v9l3,-2.25L13,13L13,4h5v16z" />
</vector>