A newer version and better is this: How do I switch to Chromes dark scrollbar like GitHub does?
here is complete scrollbar with buttons with dark mode:
https://codepen.io/patrikx3/pen/ZEBQQyV
::-webkit-scrollbar {
width: 16px;
height: 16px;
}
::-webkit-scrollbar-corner,
::-webkit-scrollbar-track {
background-color: rgb(64, 64, 64);
}
::-webkit-scrollbar-thumb {
background-color: rgb(96, 96, 96);
background-clip: padding-box;
border: 2px solid transparent;
}
::-webkit-scrollbar-thumb:hover {
background-color: rgb(112, 112, 112);
}
::-webkit-scrollbar-thumb:active {
background-color: rgb(128, 128, 128);
}
/* Buttons */
::-webkit-scrollbar-button:single-button {
background-color: rgb(64, 64, 64);
display: block;
background-size: 10px;
background-repeat: no-repeat;
}
/* Up */
::-webkit-scrollbar-button:single-button:vertical:decrement {
height: 12px;
width: 16px;
background-position: center 4px;
background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='100' height='100' fill='rgb(96, 96, 96)'><polygon points='50,00 0,50 100,50'/></svg>");
}
::-webkit-scrollbar-button:single-button:vertical:decrement:hover {
background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='100' height='100' fill='rgb(112, 112, 112)'><polygon points='50,00 0,50 100,50'/></svg>");
}
::-webkit-scrollbar-button:single-button:vertical:decrement:active {
background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='100' height='100' fill='rgb(128, 128, 128)'><polygon points='50,00 0,50 100,50'/></svg>");
}
/* Down */
::-webkit-scrollbar-button:single-button:vertical:increment {
height: 12px;
width: 16px;
background-position: center 2px;
background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='100' height='100' fill='rgb(96, 96, 96)'><polygon points='0,0 100,0 50,50'/></svg>");
}
::-webkit-scrollbar-button:single-button:vertical:increment:hover {
background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='100' height='100' fill='rgb(112, 112, 112)'><polygon points='0,0 100,0 50,50'/></svg>");
}
::-webkit-scrollbar-button:single-button:vertical:increment:active {
background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='100' height='100' fill='rgb(128, 128, 128)'><polygon points='0,0 100,0 50,50'/></svg>");
}
/* Left */
::-webkit-scrollbar-button:single-button:horizontal:decrement {
height: 12px;
width: 12px;
background-position: 3px 3px;
background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='100' height='100' fill='rgb(96, 96, 96)'><polygon points='0,50 50,100 50,0'/></svg>");
}
::-webkit-scrollbar-button:single-button:horizontal:decrement:hover {
background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='100' height='100' fill='rgb(112, 112, 112)'><polygon points='0,50 50,100 50,0'/></svg>");
}
::-webkit-scrollbar-button:single-button:horizontal:decrement:active {
background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='100' height='100' fill='rgb(128, 128, 128)'><polygon points='0,50 50,100 50,0'/></svg>");
}
/* Right */
::-webkit-scrollbar-button:single-button:horizontal:increment {
height: 12px;
width: 12px;
background-position: 3px 3px;
background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='100' height='100' fill='rgb(96, 96, 96)'><polygon points='0,0 0,100 50,50'/></svg>");
}
::-webkit-scrollbar-button:single-button:horizontal:increment:hover {
background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='100' height='100' fill='rgb(112, 112, 112)'><polygon points='0,0 0,100 50,50'/></svg>");
}
::-webkit-scrollbar-button:single-button:horizontal:increment:active {
background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='100' height='100' fill='rgb(128, 128, 128)'><polygon points='0,0 0,100 50,50'/></svg>");
}