want to change layout for prefrence screen
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i have preference screen and  also two edittextpreference , want to change its background color  and font and also to add image in its background.How can i do that 

here it is code

    <PreferenceScreen xmlns:android="http://schemas.android.com/apk/res/android"   >
    
        <PreferenceCategory 
            android:title="Login Information"
    	        android:key="first_category">
        <EditTextPreference
            android:key="@string/txtusername"
            android:title="@string/username" 
            android:summary="@string/userNameSummary"
            />
    
        </PreferenceCategory>
        
        <PreferenceCategory
            android:title="Device Information"
    	        android:key="Device">
        
    
    <EditTextPreference
                    android:key="welcome_message"
    	            android:title="DeviceId"
    	            android:summary="This is your mobile device ID"
    	            android:shouldDisableView="true"
    	         
        
        
    />
            </PreferenceCategory>
    
    </PreferenceScreen>