css
/*loading*/ .loader { width: 100px; height: 101px; border: 8px solid; border-top-color: hsl(154,100%,31%); border-left-color: hsl(216,87%,52%); border-bottom-color: hsl(8,66%,50%); border-right-color: hsl(42,100%,51%); border-radius: 50%; transform: rotate(45deg); margin: 30px auto; } p.loading { display: inline-block; width: 107px; height: 107px; /* The background is used to specify the border background */ background: linear-gradient(90deg, hsla(212,67%,36%,0) 0%, hsla(207,69%,51%,0) 76%, hsla(0,0%,100%,1) 85%, hsla(0,0%,100%,1) 100%); /* W3C */ /* Background origin is the padding box by default. Override to make the background cover the border as well. */ -moz-background-origin: border; background-origin: border-box; /* A transparent border determines the width */ border: 6px solid transparent; border-radius: 50%; box-shadow: inset -999px 0 0 #fff; /* The background color */ transform: translate(-8px, 55px); animation: loading 1s linear infinite; } @keyframes loading { 0% { transform: translate(-9px, -25px) rotate(0deg); } 100% { transform: translate(-9px, -25px) rotate(360deg); } }
效果如下:
更多loading:
https://www.qianduan.net/free-html5-css3-loaders-preloaders/