curl --request POST \
  --url https://api.iotools.cloud/v1/tool/css-box-shadow-generator \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "offsetX": "4",
  "offsetY": "4",
  "blurRadius": "10",
  "spreadRadius": "0",
  "color": "#000000",
  "opacity": "25",
  "inset": ""
}
'

{
  "tool": "css-box-shadow-generator",
  "tool_version": "1.0.1",
  "outputs": {
    "cssCode": "box-shadow: 4px 4px 10px 0px rgba(0, 0, 0, 0.25);"
  },
  "credits_used": 3,
  "credits_remaining": null
}