A gazillion thanks to the following creators:

Ghost loader icon made by Vectors Market from www.flaticon.com Icons made by Freepik from www.flaticon.com
Icons made by Good Ware from www.flaticon.com
Icons made by Smashicons from www.flaticon.com
Icons made by iconixar from www.flaticon.com
Icons made by dDara from www.flaticon.com
Icons made by srip from www.flaticon.com
Icons made by fjstudio from www.flaticon.com
Icons made by Flat Icons from www.flaticon.com
Icons made by Eucalyp from www.flaticon.com
Icons made by DinosoftLabs from www.flaticon.com
Background vector created by freepik - www.freepik.com

Loader CSS and HTML ideas borrowed from Helen V. Holmes , on CodePen Ghost