SVG render bug in gauge

[ChouJoe]

Version

4.8.0

Steps to reproduce

when using svg render, it seems some properties of series.gauge.detail dont working anymore， forexample， i set the detail below：

detail:{                  
    backgroundColor: 'rgba(30,144,255,0.8)',
    borderWidth: 1,
    borderColor: '#fff',
    shadowColor: '#fff',
    shadowBlur: 5,
    offsetCenter: [0, '50%'],
    textStyle: {
        fontWeight: 'bolder',
        color: '#eee'
    }                        
}

it is working in canvas but not in svg

What is expected?

What is actually happening?

it doesnt working in svg, but good in canvas

---

when using svg render, it seems some of series.detail properties dont working

[echarts-bot[bot]]

Hi! We've received your issue and please be patient to get responded. 🎉 The average response time is expected to be within one day for weekdays.

In the meanwhile, please make sure that you have posted enough image to demo your request. You may also check out the API and chart option to get the answer.

If you don't get helped for a long time (over a week) or have an urgent question to ask, you may also send an email to dev@echarts.apache.org. Please attach the issue link if it's a technical questions.

If you are interested in the project, you may also subscribe our mail list.

Have a nice day! 🍵

[plainheart]

Currently, some of rich label text properties are not supported by svg renderer.