Solution of your second problem
Give padding to your EditText
Example:-
<EditText
android:id="@+id/editTextUsuario"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="@drawable/propertieseditextlogin"
android:paddingLeft="6dp"
android:ems="10" >
<requestFocus />
</EditText>