dem.qml

<!DOCTYPE qgis PUBLIC 'http://mrcc.com/qgis.dtd' 'SYSTEM'>
<qgis version="2.18.6" minimumScale="inf" maximumScale="1e+08" hasScaleBasedVisibilityFlag="0">
  <pipe>
    <rasterrenderer opacity="0.752941" alphaBand="-1" classificationMax="4227" classificationMinMaxOrigin="User" band="1" classificationMin="-700" type="singlebandpseudocolor">
      <rasterTransparency/>
      <rastershader>
        <colorrampshader colorRampType="INTERPOLATED" clip="0">
          <item alpha="255" value="55" label="55" color="#c8e6ff"/>
          <item alpha="255" value="68" label="68" color="#67981e"/>
          <item alpha="255" value="100" label="100" color="#507239"/>
          <item alpha="255" value="1200" label="1200" color="#506539"/>
          <item alpha="255" value="1700" label="1700" color="#97997e"/>
          <item alpha="255" value="2500" label="2500" color="#f6f6f6"/>
        </colorrampshader>
      </rastershader>
    </rasterrenderer>
    <brightnesscontrast brightness="98" contrast="18"/>
    <huesaturation colorizeGreen="128" colorizeOn="0" colorizeRed="255" colorizeBlue="128" grayscaleMode="0" saturation="-62" colorizeStrength="100"/>
    <rasterresampler maxOversampling="1" zoomedInResampler="cubic"/>
  </pipe>
  <blendMode>0</blendMode>
</qgis>