Three Dots is a small CSS/CSS3 library that provides a set of 20 fancy animated loading spinners created with three dots.
Radial Progress Indicator For Click-and-hold Actions
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16 Single Element Loading Spinners In Pure CSS - SpinBolt
CSS & CSS3 - Page 2 of 81 - CSS Script
Minimalist Loading Overlay JavaScript Library - modalLoading
4 Animated CSS Loading Spinners - kSpinners.css
6 Loading Animations In Pure CSS
Single Div CSS Loading Spinners - css-loader
Beautiful Loading Spinners & Progress Bars - Loading-Visualization