Error when submitting URL and 'last 2 versions' on web app

Your web app just advised me to report this error:

```
Request Arguments
{
"url": "https://thesimplifiers.com",
"browsers": "last 2 versions",
"css": ""
}
Error
{
"name": "CssSyntaxError",
"reason": "Missed semicolon",
"file": "/app/https:/thesimplifiers.com",
"line": 421,
"column": 658724,
"message": "/app/https:/thesimplifiers.com:421:658724: Missed semicolon",
"input": {
"line": 1,
"column": 98,
"source": ".vc_ie-flexbox-fixer>.vc_row{-webkit-box-flex:1;-webkit-flex:1 1 auto;-ms-flex:1 1 auto;flex:1 1 auto box-sizing:border-box;display:flex;-webkit-flex-wrap:wrap;-ms-flex-wrap:wrap;flex-wrap:wrap;display:-webkit-box;display:-webkit-flex;display:-ms-flexbox}"
}
}
```