width: 500px;
height: 500px;
background:
linear-gradient(0deg, rgb(69 255 144 / 1) 0%, rgb(69 168 255 / 1) 100%, rgb(0 0 0 / 1) 100%) 0px 0px / 0px 0px repeat repeat, /* New Background */
radial-gradient(ellipse at 50% 50%, rgb(69 255 144 / 0) 0%, rgb(0 0 0 / 0.21) 50%, rgb(69 168 255 / 0.33) 100%) 0px 0px / 117px 102px repeat repeat, /* New Background */
radial-gradient(ellipse at 50% 50%, rgb(69 255 144 / 1) 0%, rgb(69 255 144 / 1) 100%, rgb(69 255 144 / 1) 100%) 2px 0px / 696px 502px repeat repeat; /* New Background */