Add Repository and install lxde-gtk3
<br>
<br>echo "deb https://raw.githubusercontent.com/lxde-gtk3/binary-packages/master stable main" > /etc/apt/sources.list.d/lxde-gtk3.list
<br>curl https://raw.githubusercontent.com/lxde-gtk3/binary-packages/master/dists/stable/Release.key | apt-key add -
<br>apt-get update
<br>apt-get install lxde-core