custom-scrollbar-style-applied-with-overflow-attribute-expected.html

<!DOCTYPE HTML>
<style>
::-webkit-scrollbar {
    width: 100px;
    height: 10px;
}
::-webkit-scrollbar-track {
    -webkit-box-shadow: inset 0 0 6px rgba(0,0,0,0.3); 
    -webkit-border-radius: 10px;
    border-radius: 10px;
}
::-webkit-scrollbar-thumb {
    -webkit-border-radius: 1px;
    background: rgba(255,0,0,0.8);
    -webkit-box-shadow: inset 0 0 1px rgba(255,250,0,0.5); 
}
#space {
    width: 1000px;
    height: 1000px;
}
html {
    overflow: scroll;
}
</style>
<div id="space"></div>

chromium/third_party/blink/web_tests/fast/scrolling/custom-scrollbar-style-applied-with-overflow-attribute-expected.html