Html Webpack Plugin:
<pre>
  Error: undefined:1:78798: @keyframes missing '{'
  
  - index.js:62 error
    [v2_egypt]/[css]/lib/parse/index.js:62:15
  
  - index.js:303 atkeyframes
    [v2_egypt]/[css]/lib/parse/index.js:303:25
  
  - index.js:534 atrule
    [v2_egypt]/[css]/lib/parse/index.js:534:12
  
  - index.js:118 rules
    [v2_egypt]/[css]/lib/parse/index.js:118:58
  
  - index.js:81 stylesheet
    [v2_egypt]/[css]/lib/parse/index.js:81:21
  
  - index.js:565 Object.module.exports [as parse]
    [v2_egypt]/[css]/lib/parse/index.js:565:20
  
  - critters.js:35 parseStylesheet
    [v2_egypt]/[critters-webpack-plugin]/dist/critters.js:35:16
  
  - critters.js:440 Critters.<anonymous>
    [v2_egypt]/[critters-webpack-plugin]/dist/critters.js:440:19
  
  - new Promise
  
  - critters.js:424 Critters.processStyle
    [v2_egypt]/[critters-webpack-plugin]/dist/critters.js:424:12
  
  - critters.js:233 
    [v2_egypt]/[critters-webpack-plugin]/dist/critters.js:233:76
  
  - Array.map
  
  - critters.js:233 Critters.$If_3
    [v2_egypt]/[critters-webpack-plugin]/dist/critters.js:233:39
  
  - critters.js:223 Critters.<anonymous>
    [v2_egypt]/[critters-webpack-plugin]/dist/critters.js:223:34
  
</pre>