Nested @starting-style with nested rule
Dumping matched rules: 
*div* {    regular
    padding: 10px; @[3:12-3:26]
    transition: background-color 1s ease; @[4:12-4:49]
    display: inline-block; @[5:12-5:34]
    padding-top: 10px; @[undefined-undefined]
    padding-right: 10px; @[undefined-undefined]
    padding-bottom: 10px; @[undefined-undefined]
    padding-left: 10px; @[undefined-undefined]
    transition-behavior: normal; @[undefined-undefined]
    transition-duration: 1s; @[undefined-undefined]
    transition-timing-function: ease; @[undefined-undefined]
    transition-delay: 0s; @[undefined-undefined]
    transition-property: background-color; @[undefined-undefined]
    display: inline-block; @[undefined-undefined]
}
@starting-style
    *div* {    regular
        background-color: yellow; @[10:16-10:41]
        background-color: yellow; @[undefined-undefined]
    }
Dumping inherited rules: 
*body* {    regular
}
Dumping matched rules: 
*div* {    regular
    padding: 10px; @[3:12-3:26]
    transition: background-color 1s ease; @[4:12-4:49]
    display: inline-block; @[5:12-5:34]
    padding-top: 10px; @[undefined-undefined]
    padding-right: 10px; @[undefined-undefined]
    padding-bottom: 10px; @[undefined-undefined]
    padding-left: 10px; @[undefined-undefined]
    transition-behavior: normal; @[undefined-undefined]
    transition-duration: 1s; @[undefined-undefined]
    transition-timing-function: ease; @[undefined-undefined]
    transition-delay: 0s; @[undefined-undefined]
    transition-property: background-color; @[undefined-undefined]
    display: inline-block; @[undefined-undefined]
}
Dumping inherited rules: 
*body* {    regular
}