a {
  background: -webkit-linear-gradient(99.5deg, white, black), -webkit-linear-gradient(220deg, black, white), -webkit-linear-gradient(45deg, black, white);
  background: -moz-linear-gradient(99.5deg, white, black), -moz-linear-gradient(220deg, black, white), -moz-linear-gradient(45deg, black, white);
  background: -o-linear-gradient(99.5deg, white, black), -o-linear-gradient(220deg, black, white), -o-linear-gradient(45deg, black, white);
  background: linear-gradient(350.5deg, white, black), linear-gradient(-130deg, black, white), linear-gradient(45deg, black, white);
}
b {
  background-image: -webkit-linear-gradient(rgba(0, 0, 0, 1), white), -webkit-linear-gradient(white, black);
  background-image: -moz-linear-gradient(rgba(0, 0, 0, 1), white), -moz-linear-gradient(white, black);
  background-image: -o-linear-gradient(rgba(0, 0, 0, 1), white), -o-linear-gradient(white, black);
  background-image: linear-gradient(rgba(0, 0, 0, 1), white), linear-gradient(white, black);
}
strong {
  background: -webkit-linear-gradient(bottom, transparent, rgba(0, 0, 0, 0.8) 20px, #000 30px, #000) no-repeat;
  background: -moz-linear-gradient(bottom, transparent, rgba(0, 0, 0, 0.8) 20px, #000 30px, #000) no-repeat;
  background: -o-linear-gradient(bottom, transparent, rgba(0, 0, 0, 0.8) 20px, #000 30px, #000) no-repeat;
  background: linear-gradient(to top, transparent, rgba(0, 0, 0, 0.8) 20px, #000 30px, #000) no-repeat;
}
div {
  background-image: -webkit-radial-gradient(right, white, black), -webkit-repeating-linear-gradient(top left, black, white), -webkit-repeating-radial-gradient(bottom, aqua, red);
  background-image: -moz-radial-gradient(right, white, black), -moz-repeating-linear-gradient(top left, black, white), -moz-repeating-radial-gradient(bottom, aqua, red);
  background-image: -o-radial-gradient(right, white, black), -o-repeating-linear-gradient(top left, black, white), -o-repeating-radial-gradient(bottom, aqua, red);
  background-image: radial-gradient(to left, white, black), repeating-linear-gradient(to bottom right, black, white), repeating-radial-gradient(to top, aqua, red);
}
.old-radial {
  background: -webkit-radial-gradient(0 50%, ellipse farthest-corner, black, white);
  background: -moz-radial-gradient(0 50%, ellipse farthest-corner, black, white);
  background: -o-radial-gradient(0 50%, ellipse farthest-corner, black, white);
  background: radial-gradient(0 50%, ellipse farthest-corner, black, white);
}
.simple1 {
  background: -webkit-linear-gradient(black, white);
  background: -moz-linear-gradient(black, white);
  background: -o-linear-gradient(black, white);
  background: linear-gradient(black, white);
}
.simple2 {
  background: -webkit-linear-gradient(right, black 0%, rgba(0, 0, 0, 0.5) 50%, white 100%);
  background: -moz-linear-gradient(right, black 0%, rgba(0, 0, 0, 0.5) 50%, white 100%);
  background: -o-linear-gradient(right, black 0%, rgba(0, 0, 0, 0.5) 50%, white 100%);
  background: linear-gradient(to left, black 0%, rgba(0, 0, 0, 0.5) 50%, white 100%);
}
.simple3 {
  background: -webkit-linear-gradient(right, black 50%, white 100%);
  background: -moz-linear-gradient(right, black 50%, white 100%);
  background: -o-linear-gradient(right, black 50%, white 100%);
  background: linear-gradient(to left, black 50%, white 100%);
}
.simple4 {
  background: -webkit-linear-gradient(left bottom, black, white);
  background: -moz-linear-gradient(left bottom, black, white);
  background: -o-linear-gradient(left bottom, black, white);
  background: linear-gradient(to right top, black, white);
}
.direction {
  background: -webkit-linear-gradient(top left, black, rgba(0, 0, 0, 0.5), white);
  background: -moz-linear-gradient(top left, black, rgba(0, 0, 0, 0.5), white);
  background: -o-linear-gradient(top left, black, rgba(0, 0, 0, 0.5), white);
  background: linear-gradient(top left, black, rgba(0, 0, 0, 0.5), white);
}
.silent {
  background: -webkit-linear-gradient(top left, black, white);
}
.radial {
  background: -webkit-radial-gradient(0 50%, farthest-side, white, black);
  background: -moz-radial-gradient(0 50%, farthest-side, white, black);
  background: -o-radial-gradient(0 50%, farthest-side, white, black);
  background: radial-gradient(farthest-side at 0 50%, white, black);
}
.second {
  background: red -webkit-linear-gradient(red, blue);
  background: red -moz-linear-gradient(red, blue);
  background: red -o-linear-gradient(red, blue);
  background: red linear-gradient(red, blue);
  background: url('logo.png'), -webkit-linear-gradient(#fff, #000);
  background: url('logo.png'), -moz-linear-gradient(#fff, #000);
  background: url('logo.png'), -o-linear-gradient(#fff, #000);
  background: url('logo.png'), linear-gradient(#fff, #000);
}
.px {
  background: -webkit-linear-gradient(black 0, white 100px);
  background: -moz-linear-gradient(black 0, white 100px);
  background: -o-linear-gradient(black 0, white 100px);
  background: linear-gradient(black 0, white 100px);
}
.list {
  list-style-image: -webkit-linear-gradient(white, black);
  list-style-image: -moz-linear-gradient(white, black);
  list-style-image: -o-linear-gradient(white, black);
  list-style-image: linear-gradient(white, black);
}
.mask {
  -webkit-mask: -webkit-linear-gradient(white, black);
  mask: -webkit-linear-gradient(white, black);
  mask: -moz-linear-gradient(white, black);
  mask: -o-linear-gradient(white, black);
  mask: linear-gradient(white, black);
}
.newline {
  background-image: -webkit-linear-gradient(white, black), -webkit-linear-gradient(black, white);
  background-image: -moz-linear-gradient(white, black), -moz-linear-gradient(black, white);
  background-image: -o-linear-gradient(white, black), -o-linear-gradient(black, white);
  background-image: linear-gradient(white, black), linear-gradient(black, white);
}
.convert {
  background: -webkit-linear-gradient(bottom, white, black);
  background: -moz-linear-gradient(bottom, white, black);
  background: -o-linear-gradient(bottom, white, black);
  background: linear-gradient(0deg, white, black);
  background: -webkit-linear-gradient(left, white, black);
  background: -moz-linear-gradient(left, white, black);
  background: -o-linear-gradient(left, white, black);
  background: linear-gradient(90deg, white, black);
  background: -webkit-linear-gradient(top, white, black);
  background: -moz-linear-gradient(top, white, black);
  background: -o-linear-gradient(top, white, black);
  background: linear-gradient(180deg, white, black);
  background: -webkit-linear-gradient(right, white, black);
  background: -moz-linear-gradient(right, white, black);
  background: -o-linear-gradient(right, white, black);
  background: linear-gradient(270deg, white, black);
}
.grad {
  background: -webkit-linear-gradient(89.1deg, white, black);
  background: -moz-linear-gradient(89.1deg, white, black);
  background: -o-linear-gradient(89.1deg, white, black);
  background: linear-gradient(1grad, white, black);
}
.rad {
  background: -webkit-linear-gradient(32.704deg, white, black);
  background: -moz-linear-gradient(32.704deg, white, black);
  background: -o-linear-gradient(32.704deg, white, black);
  background: linear-gradient(1rad, white, black);
}
.turn {
  background: -webkit-linear-gradient(342deg, white, black);
  background: -moz-linear-gradient(342deg, white, black);
  background: -o-linear-gradient(342deg, white, black);
  background: linear-gradient(0.3turn, white, black);
}
.norm {
  background: -webkit-linear-gradient(right, white, black);
  background: -moz-linear-gradient(right, white, black);
  background: -o-linear-gradient(right, white, black);
  background: linear-gradient(-90deg, white, black);
}
.mask {
  -webkit-mask-image: -webkit-radial-gradient(86% 86%, circle, transparent 8px, black 8px);
  mask-image: -webkit-radial-gradient(86% 86%, circle, transparent 8px, black 8px);
  mask-image: -moz-radial-gradient(86% 86%, circle, transparent 8px, black 8px);
  mask-image: -o-radial-gradient(86% 86%, circle, transparent 8px, black 8px);
  mask-image: radial-gradient(circle at 86% 86%, transparent 8px, black 8px);
}
.cover {
  background: -webkit-radial-gradient(center, ellipse cover, white, black);
  background: -moz-radial-gradient(center, ellipse cover, white, black);
  background: -o-radial-gradient(center, ellipse cover, white, black);
  background: radial-gradient(ellipse cover at center, white, black);
}
.contain {
  background: -webkit-radial-gradient(center, contain, white, black);
  background: -moz-radial-gradient(center, contain, white, black);
  background: -o-radial-gradient(center, contain, white, black);
  background: radial-gradient(contain at center, white, black);
}
.no-div {
  background: -webkit-linear-gradient(black);
  background: -moz-linear-gradient(black);
  background: -o-linear-gradient(black);
  background: linear-gradient(black);
}
.background-shorthand {
  background: -webkit-radial-gradient(#FFF, transparent) 0 0/ cover no-repeat #F0F;
  background: -moz-radial-gradient(#FFF, transparent) 0 0/ cover no-repeat #F0F;
  background: -o-radial-gradient(#FFF, transparent) 0 0/ cover no-repeat #F0F;
  background: radial-gradient(#FFF, transparent) 0 0/ cover no-repeat #F0F;
}
.background-advanced {
  background: -webkit-radial-gradient(5px 15px, ellipse farthest-corner, rgba(214, 168, 18, 0.7) 0%, rgba(255, 21, 177, 0.7) 50%, rgba(210, 7, 148, 0.7) 95%), -webkit-radial-gradient(#FFF, transparent), url(path/to/image.jpg) 50% / cover;
  background: -moz-radial-gradient(5px 15px, ellipse farthest-corner, rgba(214, 168, 18, 0.7) 0%, rgba(255, 21, 177, 0.7) 50%, rgba(210, 7, 148, 0.7) 95%), -moz-radial-gradient(#FFF, transparent), url(path/to/image.jpg) 50% / cover;
  background: -o-radial-gradient(5px 15px, ellipse farthest-corner, rgba(214, 168, 18, 0.7) 0%, rgba(255, 21, 177, 0.7) 50%, rgba(210, 7, 148, 0.7) 95%), -o-radial-gradient(#FFF, transparent), url(path/to/image.jpg) 50% / cover;
  background: radial-gradient(ellipse farthest-corner at 5px 15px, rgba(214, 168, 18, 0.7) 0%, rgba(255, 21, 177, 0.7) 50%, rgba(210, 7, 148, 0.7) 95%), radial-gradient(#FFF, transparent), url(path/to/image.jpg) 50% / cover;
}
.multiradial {
  -webkit-mask-image: -webkit-radial-gradient(100% 50%, circle closest-corner, #000, transparent);
  mask-image: -webkit-radial-gradient(100% 50%, circle closest-corner, #000, transparent);
  mask-image: -moz-radial-gradient(100% 50%, circle closest-corner, #000, transparent);
  mask-image: -o-radial-gradient(100% 50%, circle closest-corner, #000, transparent);
  mask-image: radial-gradient(circle closest-corner at 100% 50%, #000, transparent);
}
.broken {
  -webkit-mask-image: -webkit-radial-gradient(white, black);
  mask-image: -webkit-radial-gradient(white, black);
  mask-image: -moz-radial-gradient(white, black);
  mask-image: -o-radial-gradient(white, black);
  mask-image: radial-gradient(white, black);
}
.loop {
  background-image: url("https://test.com/lol(test.png"), -webkit-radial-gradient(yellow, black, yellow);
  background-image: url("https://test.com/lol(test.png"), -moz-radial-gradient(yellow, black, yellow);
  background-image: url("https://test.com/lol(test.png"), -o-radial-gradient(yellow, black, yellow);
  background-image: url("https://test.com/lol(test.png"), radial-gradient(yellow, black, yellow);
}
.more {
  background: -webkit-linear-gradient(bottom, transparent, rgba(0, 0, 0, 0.8) 20px, #000 30px, #000) no-repeat;
  background: -moz-linear-gradient(bottom, transparent, rgba(0, 0, 0, 0.8) 20px, #000 30px, #000) no-repeat;
  background: -o-linear-gradient(bottom, transparent, rgba(0, 0, 0, 0.8) 20px, #000 30px, #000) no-repeat;
  background: linear-gradient(to top, transparent, rgba(0, 0, 0, 0.8) 20px, #000 30px, #000) no-repeat;
  background: -webkit-linear-gradient(right, transparent, rgba(0, 0, 0, 0.8) 20px, #000 30px, #000) no-repeat;
  background: -moz-linear-gradient(right, transparent, rgba(0, 0, 0, 0.8) 20px, #000 30px, #000) no-repeat;
  background: -o-linear-gradient(right, transparent, rgba(0, 0, 0, 0.8) 20px, #000 30px, #000) no-repeat;
  background: linear-gradient(to left, transparent, rgba(0, 0, 0, 0.8) 20px, #000 30px, #000) no-repeat;
  background: -webkit-linear-gradient(top, transparent, rgba(0, 0, 0, 0.8) 20px, #000 30px, #000) no-repeat;
  background: -moz-linear-gradient(top, transparent, rgba(0, 0, 0, 0.8) 20px, #000 30px, #000) no-repeat;
  background: -o-linear-gradient(top, transparent, rgba(0, 0, 0, 0.8) 20px, #000 30px, #000) no-repeat;
  background: linear-gradient(to bottom, transparent, rgba(0, 0, 0, 0.8) 20px, #000 30px, #000) no-repeat;
  background: -webkit-linear-gradient(left, transparent, rgba(0, 0, 0, 0.8) 20px, #000 30px, #000) no-repeat;
  background: -moz-linear-gradient(left, transparent, rgba(0, 0, 0, 0.8) 20px, #000 30px, #000) no-repeat;
  background: -o-linear-gradient(left, transparent, rgba(0, 0, 0, 0.8) 20px, #000 30px, #000) no-repeat;
  background: linear-gradient(to right, transparent, rgba(0, 0, 0, 0.8) 20px, #000 30px, #000) no-repeat;
  background: -webkit-linear-gradient(56.667deg, white, black), -webkit-linear-gradient(220deg, black, white), -webkit-linear-gradient(45deg, black, white);
  background: -moz-linear-gradient(56.667deg, white, black), -moz-linear-gradient(220deg, black, white), -moz-linear-gradient(45deg, black, white);
  background: -o-linear-gradient(56.667deg, white, black), -o-linear-gradient(220deg, black, white), -o-linear-gradient(45deg, black, white);
  background: linear-gradient(33.333deg, white, black), linear-gradient(-130deg, black, white), linear-gradient(45deg, black, white);
}
.broken {
  background-image: -webkit-linear-gradient(to, red 50%);
  background-image: -moz-linear-gradient(to, red 50%);
  background-image: -o-linear-gradient(to, red 50%);
  background-image: linear-gradient(to, red 50%);
}
.unitless-zero {
  background-image: -webkit-linear-gradient(0, green, blue);
  background-image: -moz-linear-gradient(0, green, blue);
  background-image: -o-linear-gradient(0, green, blue);
  background-image: linear-gradient(0, green, blue);
  background: -webkit-repeating-linear-gradient(0, blue, red 33.3%);
  background: -moz-repeating-linear-gradient(0, blue, red 33.3%);
  background: -o-repeating-linear-gradient(0, blue, red 33.3%);
  background: repeating-linear-gradient(0, blue, red 33.3%);
}
.zero-grad {
  background: -webkit-linear-gradient(bottom, green, blue);
  background: -moz-linear-gradient(bottom, green, blue);
  background: -o-linear-gradient(bottom, green, blue);
  background: linear-gradient(0grad, green, blue);
  background-image: -webkit-repeating-linear-gradient(bottom, blue, red 33.3%);
  background-image: -moz-repeating-linear-gradient(bottom, blue, red 33.3%);
  background-image: -o-repeating-linear-gradient(bottom, blue, red 33.3%);
  background-image: repeating-linear-gradient(0grad, blue, red 33.3%);
}
.zero-rad {
  background: -webkit-linear-gradient(bottom, green, blue);
  background: -moz-linear-gradient(bottom, green, blue);
  background: -o-linear-gradient(bottom, green, blue);
  background: linear-gradient(0rad, green, blue);
}
.zero-turn {
  background: -webkit-linear-gradient(bottom, green, blue);
  background: -moz-linear-gradient(bottom, green, blue);
  background: -o-linear-gradient(bottom, green, blue);
  background: linear-gradient(0turn, green, blue);
}
a {
  background: -webkit-linear-gradient(99.5deg, white, black), -webkit-linear-gradient(220deg, black, white), -webkit-linear-gradient(45deg, black, white);
  background: -moz-linear-gradient(99.5deg, white, black), -moz-linear-gradient(220deg, black, white), -moz-linear-gradient(45deg, black, white);
  background: -o-linear-gradient(99.5deg, white, black), -o-linear-gradient(220deg, black, white), -o-linear-gradient(45deg, black, white);
  background: linear-gradient(350.5DEG, white, black), linear-gradient(-130DEG, black, white), linear-gradient(45DEG, black, white);
}