From screenfetch
OS: Fedora
Kernel: x86_64 Linux 4.18.19-100.fc27.x86_64
Shell: bash 4.4.23
Resolution: 1920×1080
DE: Cinnamon 3.8.9 <——- I think this is what you want to know?
WM: Muffin
WM Theme: cinnamon (Arc-Dark-solid)
GTK Theme: Arc-Dark-solid [GTK2/3]
Icon Theme: Mint-Y
CPU: Intel Xeon E5-1607 v4 @ 4x 3.1GHz [36.0°C]
GPU: Quadro M2000/PCIe/SSE2
RAM: 13178MiB / 32090MiB