加载动画 · Honest Dodo

类型：组件　·　分类：加载动画　·　收录：2026-09-19　·　源码：会员可见

[hidecontent type="vip1"]

<div class="container">
  <div class="half"></div>
  <div class="half"></div>
</div>

<style>
/* From Uiverse.io by SHABANA7422  - Tags: loader */
.container {
  --uib-size: 45px;
  --uib-color: black;
  --uib-speed: 1.75s;
  --uib-bg-opacity: 0.1;
  position: relative;
  display: flex;
  flex-direction: column;
  height: var(--uib-size);
  width: var(--uib-size);
  transform: rotate(45deg);
  animation: rotate calc(var(--uib-speed) * 2) ease-in-out infinite;
}

.half {
  --uib-half-size: calc(var(--uib-size) * 0.435);
  position: absolute;
  display: flex;
  align-items: center;
  justify-content: center;
  width: var(--uib-half-size);
  height: var(--uib-half-size);
  overflow: hidden;
  isolation: isolate;

  &:first-child {
    top: 8.25%;
    left: 8.25%;
    border-radius: 50% 50% calc(var(--uib-size) / 15);
  }

  &:last-child {
    bottom: 8.25%;
    right: 8.25%;
    transform: rotate(180deg);
    align-self: flex-end;
    border-radius: 50% 50% calc(var(--uib-size) / 15);

    &::after {
      animation-delay: calc(var(--uib-speed) * -1);
    }
  }

  &::before {
    content: "";
    height: 100%;
    width: 100%;
    position: absolute;
    top: 0;
    left: 0;
    background-color: var(--uib-color);
    opacity: var(--uib-bg-opacity);
    transition: background-color 0.3s ease;
  }

  &::after {
    content: "";
    position: relative;
    z-index: 1;
    display: block;
    background-color: var(--uib-color);
    height: 100%;
    transform: rotate(45deg) translate(-3%, 50%) scaleX(1.2);
    width: 100%;
    transform-origin: bottom right;
    border-radius: 0 0 calc(var(--uib-size) / 20) 0;
    animation: flow calc(var(--uib-speed) * 2) linear infinite both;
    transition: background-color 0.3s ease;
  }
}

@keyframes flow {
  0% {
    transform: rotate(45deg) translate(-3%, 50%) scaleX(1.2);
  }
  30% {
    transform: rotate(45deg) translate(115%, 50%) scaleX(1.2);
  }

  30.001%,
  50% {
    transform: rotate(0deg) translate(-85%, -85%) scaleX(1);
  }

  80%,
  100% {
    transform: rotate(0deg) translate(0%, 0%) scaleX(1);
  }
}

@keyframes rotate {
  0%,
  30% {
    transform: rotate(45deg);
  }

  50%,
  80% {
    transform: rotate(225deg);
  }

  100% {
    transform: rotate(405deg);
  }
}

</style>
    

[/hidecontent]