shell bypass 403
/**
* A Regexp to validate potential values for the CSS easing property of transitions.
*/
export const cssEasingValuesRegexp = /(^linear$)|(^ease-in-out$)|(^ease-in$)|(^ease-out$)|(^ease$)|(^step-start$)|(^step-end$)|(^steps\(\d\s*,\s*(end|start)\))$|(^cubic-bezier\((\d*\.*\d+)\s*,\s*(\d*\.*\d+)\s*,\s*(\d*\.*\d+)\s*,\s*(\d*\.*\d+)\))$/;