css3 beautify the scroll bar style

/ * Define width and scrollbars high background, vertical scroll bar width corresponding size * /
:: - WebKit-ScrollBar {
width: 7px;
height: 7px;
background-Color: # f5f5f5;
}

/ * Define the scroll bar track shadow fillet + * /
:: - {WebKit-ScrollBar-Track
Box-Shadow: the inset from 6px RGBA 0 0 (0, 0, 0, 0.3);
-webkit-Box-Shadow: the inset from 0 6px RGBA 0 (0, 0, 0, 0.3);
border-RADIUS: 10px;
background-Color: # f5f5f5;
}

/ * + Fillet shadow within the definition of the slider * /
:: - {WebKit-Thumb-ScrollBar
border-RADIUS: 10px;
Box-Shadow: the inset from 6px RGBA 0 0 (0, 0, 0, .1);
-webkit- Shadow-Box: the inset from 6px RGBA 0 0 (0, 0, 0, .1);
background-Color: # c8c8c8;
}