@keyframes sonar-wave{0%{transform:scale(.4);opacity:0;border-width:.25rem}50%{opacity:.7;border-width:.125rem}to{transform:scale(1);opacity:0;border-width:.0625rem}}@keyframes rotate-fast{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}@keyframes rotate-slow{0%{transform:rotate(0deg)}to{transform:rotate(-1turn)}}.rotate-fast,.rotate-slow,.sonar-wave{will-change:transform,opacity}.noise-bg{background-image:url(/noise.png);background-repeat:repeat;opacity:.03}