效果图

<div class="ai-loader"><div class="dot"></div><div class="dot"></div><div class="dot"></div><div class="dot"></div><div class="dot"></div><div class="dot"></div><div class="dot"></div><div class="dot"></div><div class="dot"></div><div class="dot"></div><div class="dot"></div><div class="dot"></div><div class="dot"></div><div class="dot"></div><div class="dot"></div><div class="dot"></div><div class="dot"></div><div class="dot"></div><div class="dot"></div><div class="dot"></div><div class="dot"></div><div class="dot"></div><div class="dot"></div><div class="dot"></div><div class="dot"></div><div class="dot"></div></div><style>.ai-loader {position: relative;
}.ai-loader .dot {-webkit-animation-name: movement;animation-name: movement;-webkit-animation-duration: 2s;animation-duration: 2s;-webkit-animation-iteration-count: infinite;animation-iteration-count: infinite;-webkit-animation-timing-function: ease-in-out;animation-timing-function: ease-in-out;height: 10px;position: absolute;top: -10px;-webkit-transform: translate3d(0, -25px, 0) scale(1);transform: translate3d(0, -25px, 0) scale(1);width: 10px;
}.ai-loader .dot:nth-of-type(1) {-webkit-animation-delay: -0.1s;animation-delay: -0.1s;left: 150px;
}.ai-loader .dot:nth-of-type(1)::before {-webkit-animation-delay: -0.1s;animation-delay: -0.1s;
}.ai-loader .dot:nth-of-type(2) {-webkit-animation-delay: -1.2s;animation-delay: -1.2s;left: 150px;
}.ai-loader .dot:nth-of-type(2)::before {-webkit-animation-delay: -1.2s;animation-delay: -1.2s;
}.ai-loader .dot:nth-of-type(3) {-webkit-animation-delay: -0.3s;animation-delay: -0.3s;left: 125px;
}.ai-loader .dot:nth-of-type(3)::before {-webkit-animation-delay: -0.3s;animation-delay: -0.3s;
}.ai-loader .dot:nth-of-type(4) {-webkit-animation-delay: -1.4s;animation-delay: -1.4s;left: 125px;
}.ai-loader .dot:nth-of-type(4)::before {-webkit-animation-delay: -1.4s;animation-delay: -1.4s;
}.ai-loader .dot:nth-of-type(5) {-webkit-animation-delay: -0.5s;animation-delay: -0.5s;left: 100px;
}.ai-loader .dot:nth-of-type(5)::before {-webkit-animation-delay: -0.5s;animation-delay: -0.5s;
}.ai-loader .dot:nth-of-type(6) {-webkit-animation-delay: -1.6s;animation-delay: -1.6s;left: 100px;
}.ai-loader .dot:nth-of-type(6)::before {-webkit-animation-delay: -1.6s;animation-delay: -1.6s;
}.ai-loader .dot:nth-of-type(7) {-webkit-animation-delay: -0.7s;animation-delay: -0.7s;left: 75px;
}.ai-loader .dot:nth-of-type(7)::before {-webkit-animation-delay: -0.7s;animation-delay: -0.7s;
}.ai-loader .dot:nth-of-type(8) {-webkit-animation-delay: -1.8s;animation-delay: -1.8s;left: 75px;
}.ai-loader .dot:nth-of-type(8)::before {-webkit-animation-delay: -1.8s;animation-delay: -1.8s;
}.ai-loader .dot:nth-of-type(9) {-webkit-animation-delay: -0.9s;animation-delay: -0.9s;left: 50px;
}.ai-loader .dot:nth-of-type(9)::before {-webkit-animation-delay: -0.9s;animation-delay: -0.9s;
}.ai-loader .dot:nth-of-type(10) {-webkit-animation-delay: -2s;animation-delay: -2s;left: 50px;
}.ai-loader .dot:nth-of-type(10)::before {-webkit-animation-delay: -2s;animation-delay: -2s;
}.ai-loader .dot:nth-of-type(11) {-webkit-animation-delay: -1.1s;animation-delay: -1.1s;left: 25px;
}.ai-loader .dot:nth-of-type(11)::before {-webkit-animation-delay: -1.1s;animation-delay: -1.1s;
}.ai-loader .dot:nth-of-type(12) {-webkit-animation-delay: -2.2s;animation-delay: -2.2s;left: 25px;
}.ai-loader .dot:nth-of-type(12)::before {-webkit-animation-delay: -2.2s;animation-delay: -2.2s;
}.ai-loader .dot:nth-of-type(13) {-webkit-animation-delay: -1.3s;animation-delay: -1.3s;left: 0px;
}.ai-loader .dot:nth-of-type(13)::before {-webkit-animation-delay: -1.3s;animation-delay: -1.3s;
}.ai-loader .dot:nth-of-type(14) {-webkit-animation-delay: -2.4s;animation-delay: -2.4s;left: 0px;
}.ai-loader .dot:nth-of-type(14)::before {-webkit-animation-delay: -2.4s;animation-delay: -2.4s;
}.ai-loader .dot:nth-of-type(15) {-webkit-animation-delay: -1.5s;animation-delay: -1.5s;left: -25px;
}.ai-loader .dot:nth-of-type(15)::before {-webkit-animation-delay: -1.5s;animation-delay: -1.5s;
}.ai-loader .dot:nth-of-type(16) {-webkit-animation-delay: -2.6s;animation-delay: -2.6s;left: -25px;
}.ai-loader .dot:nth-of-type(16)::before {-webkit-animation-delay: -2.6s;animation-delay: -2.6s;
}.ai-loader .dot:nth-of-type(17) {-webkit-animation-delay: -1.7s;animation-delay: -1.7s;left: -50px;
}.ai-loader .dot:nth-of-type(17)::before {-webkit-animation-delay: -1.7s;animation-delay: -1.7s;
}.ai-loader .dot:nth-of-type(18) {-webkit-animation-delay: -2.8s;animation-delay: -2.8s;left: -50px;
}.ai-loader .dot:nth-of-type(18)::before {-webkit-animation-delay: -2.8s;animation-delay: -2.8s;
}.ai-loader .dot:nth-of-type(19) {-webkit-animation-delay: -1.9s;animation-delay: -1.9s;left: -75px;
}.ai-loader .dot:nth-of-type(19)::before {-webkit-animation-delay: -1.9s;animation-delay: -1.9s;
}.ai-loader .dot:nth-of-type(20) {-webkit-animation-delay: -3s;animation-delay: -3s;left: -75px;
}.ai-loader .dot:nth-of-type(20)::before {-webkit-animation-delay: -3s;animation-delay: -3s;
}.ai-loader .dot:nth-of-type(21) {-webkit-animation-delay: -2.1s;animation-delay: -2.1s;left: -100px;
}.ai-loader .dot:nth-of-type(21)::before {-webkit-animation-delay: -2.1s;animation-delay: -2.1s;
}.ai-loader .dot:nth-of-type(22) {-webkit-animation-delay: -3.2s;animation-delay: -3.2s;left: -100px;
}.ai-loader .dot:nth-of-type(22)::before {-webkit-animation-delay: -3.2s;animation-delay: -3.2s;
}.ai-loader .dot:nth-of-type(23) {-webkit-animation-delay: -2.3s;animation-delay: -2.3s;left: -125px;
}.ai-loader .dot:nth-of-type(23)::before {-webkit-animation-delay: -2.3s;animation-delay: -2.3s;
}.ai-loader .dot:nth-of-type(24) {-webkit-animation-delay: -3.4s;animation-delay: -3.4s;left: -125px;
}.ai-loader .dot:nth-of-type(24)::before {-webkit-animation-delay: -3.4s;animation-delay: -3.4s;
}.ai-loader .dot:nth-of-type(25) {-webkit-animation-delay: -2.5s;animation-delay: -2.5s;left: -150px;
}.ai-loader .dot:nth-of-type(25)::before {-webkit-animation-delay: -2.5s;animation-delay: -2.5s;
}.ai-loader .dot:nth-of-type(26) {-webkit-animation-delay: -3.6s;animation-delay: -3.6s;left: -150px;
}.ai-loader .dot:nth-of-type(26)::before {-webkit-animation-delay: -3.6s;animation-delay: -3.6s;
}.ai-loader .dot::before {-webkit-animation-name: size-opacity;animation-name: size-opacity;-webkit-animation-duration: 2s;animation-duration: 2s;-webkit-animation-iteration-count: infinite;animation-iteration-count: infinite;-webkit-animation-timing-function: ease;animation-timing-function: ease;background: var(--el-color-primary);border-radius: 50%;content: '';display: block;height: 100%;width: 100%;
}.ai-loader .dot:nth-of-type(even)::before {background-color: var(--el-color-primary-light-5);box-shadow: inset 0 0 4px #ff1492;
}@Keyframes movement {0% {-webkit-transform: translate3d(0, -25px, 0);transform: translate3d(0, -25px, 0);z-index: 0;}50% {-webkit-transform: translate3d(0, 25px, 0);transform: translate3d(0, 25px, 0);z-index: 10;}100% {-webkit-transform: translate3d(0, -25px, 0);transform: translate3d(0, -25px, 0);z-index: -5;}
}@Keyframes size-opacity {0% {opacity: 1;-webkit-transform: scale(1);transform: scale(1);}25% {-webkit-transform: scale(1.5);transform: scale(1.5);}50% {opacity: 1;}75% {opacity: .35;-webkit-transform: scale(0.5);transform: scale(0.5);}100% {opacity: 1;-webkit-transform: scale(1);transform: scale(1);}
}
</style>