title: Android/Java - Margin on left/right/bottom
body: <p>how i can remove these margins from my buttons?</p>
  
  <p><a href="https://i.stack.imgur.com/UBPhR.png" rel="nofollow noreferrer">https://i.stack.imgur.com/UBPhR.png</a></p>
  
  <p>I want to have 100% width buttons :/</p>
  
  <p>my activity xml:</p>
  
  <pre><code>&lt;RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
  xmlns:tools="http://schemas.android.com/tools"
  android:layout_width="match_parent"
  android:layout_height="match_parent"
  android:paddingLeft="0dp"
  tools:context="${relativePackage}.${activityClass}" &gt;
  
  &lt;Button
      android:id="@+id/button1"
      android:layout_width="fill_parent"
      android:layout_height="wrap_content"
      android:layout_alignParentBottom="true"
      android:layout_alignParentLeft="true"
      android:layout_marginBottom="34dp"
      android:backgroundTint="#1379ff" /&gt;
  
  &lt;Button
      android:id="@+id/Button01"
      android:layout_width="fill_parent"
      android:layout_height="wrap_content"
      android:layout_alignParentBottom="true"
      android:layout_alignParentLeft="true"
      android:backgroundTint="#313131" /&gt;
  
      android:layout_alignParentLeft="true"
      android:layout_weight="1"
      android:text="Button" /&gt;
  </code></pre>
  
  <p></p>