.scroll-shadow{background:linear-gradient(#fff 30%,#fff0) center top,linear-gradient(#fff0,#fff 70%) center bottom,radial-gradient(farthest-side at 50% 0,#0003,#0000) center top,radial-gradient(farthest-side at 50% 100%,#0003,#0000) center bottom;background-repeat:no-repeat;background-size:100% 40px,100% 40px,100% 14px,100% 14px;background-attachment:local,local,scroll,scroll}