get the progress event from matProgressBar code example

Example 1: mat-progress-bar style without app-theme

// Move custom styles to styles.css

.mat-progress-bar .mat-progress-bar-buffer {
	background-color: #e6f3ff;
}

Example 2: mat-progress-bar just dots

// Go to styles.css file and add the angular material's theme/your theme's styling file.

@include angular-material-theme($app-theme);
// or
@include mat-progress-bar-theme($app-theme);