div+css实现日落建筑工地塔吊电焊工人工作的场景动画代码-html代码-BFW代码库

代码语言：html
所属分类：动画
代码描述：div+css实现日落建筑工地塔吊电焊工人工作的场景动画代码，将工作在一线的广大工人致敬。
下面为部分代码预览，完整代码请点击下载或在bfwstudio webide中打开
<!DOCTYPE html>
<html lang="en" >
<head>
  <meta charset="UTF-8">

<style>
    * {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

path {
  stroke: #000000;
  fill: #000000;
}

.page-wrapper {
  overflow: hidden;
}

.sky {
  background: linear-gradient(to bottom, #000508 0%, #163C52 25%, #4F4F47 40%, #C5752D 53%, #B7490F 85%, #2F1107 100%);
  width: 100%;
  height: 75vh;
}
.sky .component-wrapper {
  position: relative;
}
.sky .sun {
  position: absolute;
  width: 200px;
  height: 200px;
  top: 45%;
  left: 20%;
  border-radius: 50%;
  background: radial-gradient(circle, #ffe483 0%, #ffc700 10%, #ff8117 11%, #f5740300 35%, #f5740300 100%);
}
.sky .svg-image {
  position: absolute;
  bottom: -7px;
  left: 0;
  right: 0;
  margin: auto;
  width: 80%;
  max-height: 75vh;
}
.sky .background-left {
  width: 60%;
  margin-left: -36px;
  transform: scaleX(-1);
  bottom: -15px;
}
.sky .background-right {
  margin-right: 0;
}
.sky .background {
  width: 100%;
  margin: 0 -20px;
  margin-bottom: -10px;
}
.sky .background-grid {
  display: flex;
  width: 100%;
  box-sizing: border-box;
  position: absolute;
  left: 0;
  right: 0;
  bottom: -5px;
  top: 0;
  align-items: flex-end;
}
.sky .limit {
  max-height: 75vh;
  max-width: 100vh;
  width: calc((768/1024) * 107%);
  bottom: 0;
}
.sky .light-wrapper, .sky .weld-wrapper, .sky .spark-wrapper {
  position: relative;
  padding-bottom: calc((768/1024) * 100%);
  height: 0;
}

.ground {
  background: black;
  width: 100%;
  height: 25vh;
}

.svg-components {
  position: relative;
  height: 0;
  width: 100%;
  padding: 0;
  padding-bottom: 75vh;
  margin: auto;
  margin-left: -10%;
}
.svg-components svg {
  position: absolute;
  height: 100%;
  width: 80%;
  left: 0;
  bottom: -7px;
  right: 0;
  margin: auto;
  max-height: calc(80vw / 1.33);
  margin-right: 0;
}

.container {
  position: relative;
}

.light-bar {
  transform: rotate(4deg) translateX(15px);
  display: flex;
  justify-content: space-between;
  width: 85%;
  position: absolute;
  height: 100%;
  bottom: -18%;
}

.light.red {
  visibility: visible;
  opacity: 1;
  width: 1px;
  height: 1px;
  box-shadow: 0 0 5px 5px #ff1818;
  background-color: #ff1818;
  -webkit-animation: strobe 3s steps(2, start) infinite;
          animation: strobe 3s steps(2, start) infinite;
  -webkit-animation-direction: alternate;
          animation-direction: alternate;
}
.light.top {
  position: absolute;
  top: 9%;
  right: 29%;
}

.material.hidden {
  visibility: hidden;
}
.material path {
  -webkit-animation: move-trolly-components 45s infinite;
          animation: move-trolly-components 45s infinite;
  -webkit-animation-timing-function: ease-in-out;
          animation-timing-function: ease-in-out;
  -webkit-animation-direction: alternate;
          animation-direction: alternate;
}

.hook {
  -webkit-animation: move-trolly-components 45s infinite;
          animation: move-trolly-components 45s infinite;
  -webkit-animation-timing-function: ease-in-out;
          animation-timing-function: ease-in-out;
  -webkit-animation-direction: alternate;
          animation-direction: alternate;
}

.cable {
  stroke-width: 1;
  stroke: black;
  stroke-dasharray: 485;
  stroke-dashoffset: 485;
  -webkit-animation: move-cable 45s infinite, move-trolly-components 45s infinite;
          animation: move-cable 45s infinite, move-trolly-components 45s infinite;
  -webkit-animation-timing-function: ease-in-out;
          animation-timing-function: ease-in-out;
  -webkit-animation-direction: alternate;
          animation-direction: alternate;
}

.material,
.trolly-movement,
.cable,
.hook {
  --transX1: -55%;
  --transX2: -50%;
  --transX3: -5%;
  --transX4: -5%;
  --transY1: -6.5%;
  --transY2: -6.5%;
  --transY3: 0%;
  --transY4: 0%;
  --scale1: 1.1;
  --scale2: 1;
}

.hook,
.material {
  --transY1: 55%;
  --transY2: -6.5%;
  --transY3: 0%;
  --transY4: 55%;
}

.trolly-movement {
  -webkit-animation: move-trolly-components 45s infinite;
          animation: move-trolly-components 45s infinite;
  -webkit-animation-timing-function: ease-in-out;
          animation-timing-function: ease-in-out;
  -webkit-animation-direction: alternate;
          animation-direction: alternate;
}

.spark {
  position: relative;
  width: 10%;
  margin-top: -20px;
  -webkit-animation-timing-function: linear;
          animation-timing-function: linear;
}

.weld-container, .spark-container {
  width: 10px;
  height: 10px;
  position: absolute;
}
.weld-container:first-child, .spark-container:first-child {
  left: 81.2%;
  top: 50.2%;
}
.weld-container:last-child, .spark-container:last-child {
  left: 52%;
  top: 71.9%;
}

.weld {
  opacity: 0;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  -webkit-animation: welding 8s infinite;
          animation: welding 8s infinite;
  background: radial-gradient(circle, #ffffff 0%, #DDEDFF 25%, #e1ecf9 35%, #cee4ff 40%, #badaff 50%, rgba(186, 218, 255, 0.4) 80%, rgba(186, 218, 255, 0.1) 100%);
}

.particle {
  opacity: 0;
  position: absolute;
  background-color: #fffbd1;
}
.particle.negative-X {
  -webkit-animation: sparks-neg-X 0.7s infinite, welding 8s infinite;
          animation: sparks-neg-X 0.7s infinite, welding 8s infinite;
}
.particle.positive-X {
  -webkit-animation: sparks-pos-X 0.7s infinite, welding 8s infinite;
          animation: sparks-pos-X 0.7s infinite, welding 8s infinite;
}

@-webkit-keyframes welding {
  0% {
    opacity: 0;
  }
  1% {
    opacity: 1;
  }
  2% {
    opacity: 0;
  }
  3% {
    opacity: 1;
  }
  4% {
    opacity: 0;
  }
  5% {
    opacity: 1;
  }
  11% {
    opacity: 1;
  }
  12% {
    opacity: 0;
  }
  13% {
    opacity: 1;
  }
  59% {
    opacity: 1;
  }
  60% {
    opacity: 0;
  }
  100% {
    opacity: 0;
  }
}

@keyframes welding {
  0% {
    opacity: 0;
  }
  1% {
    opacity: 1;
  }
  2% {
    opacity: 0;
  }
  3% {
    opacity: 1;
  }
  4% {
    opacity: 0;
  }
  5% {
    opacity: 1;
  }
  11% {
    opacity: 1;
  }
  12% {
    opacity: 0;
  }
  13% {
    opacity: 1;
  }
  59% {
    opacity: 1;
  }
  60% {
    opacity: 0;
  }
  100% {
    opacity: 0;
  }
}
@-webkit-keyframes sparks-neg-X {
  0% {
    opacity: 1;
    transform: translateY(0%);
  }
  95% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: translateY(1500%) translateX(-5px);
  }
}
@keyframes sparks-neg-X {
  0% {
    opacity: 1;
    transform: translateY(0%);
  }
  95% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: translateY(1500%) translateX(-5px);
  }
}
@-webkit-keyframes sparks-pos-X {
  0% {
    opacity: 1;
    transform: translateY(0%) rotate(0deg);
  }
  93% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: translateY(1500%) translateX(5px);
  }
}
@keyframes sparks-pos-X {
  0% {
    opacity: 1;
    transform: translateY(0%) rotate(0deg);
  }
  93% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    transform: translateY(1500%) translateX(5px);
  }
}
@-webkit-keyframes strobe {
  to {
    visibility: hidden;
    opacity: 0;
  }
}
@keyframes strobe {
  to {
    visibility: hidden;
    opacity: 0;
  }
}
@-webkit-keyframes move-trolly-components {
  0% {
    transform: translateX(var(--transX1)) translateY(var(--transY1)) scale(var(--scale1));
  }
  25% {
    transform: translateX(var(--transX2)) translateY(var(--transY2)) scale(var(--scale1));
  }
  75% {
    transform: translateX(var(--transX3)) translateY(var(--transY3)) scale(var(--scale2));
  }
  100% {
    transform: translateX(var(--transX4)) translateY(var(--transY4)) scale(var(--scale2));
  }
}
@keyframes move-trolly-components {
  0% {
    transform: translateX(var(--transX1)) translateY(var(--transY1)) scale(var(--scale1));
  }
  25% {
    transform: translateX(var(--transX2)) translateY(var(--transY2)) scale(var(--scale1));
  }
  75% {
    transform: translateX(var(--transX3)) translateY(var(--transY3)) scale(var(--scale2));
  }
  100% {
    transform: translateX(var(--transX4)) translateY(var(--transY4)) scale(var(--scale2));
  }
}
@-webkit-keyframes move-cable {
  0% {
    stroke-dashoffset: 970;
  }
  25% {
    stroke-dashoffset: 543;
  }
  75% {
    stroke-dashoffset: 543;
  }
  100% {
    stroke-dashoffset: 970;
  }
}
@keyframes move-cable {
  0% {
    stroke-dashoffset: 970;
  }
  25% {
    stroke-dashoffset: 543;
  }
  75% {
    stroke-dashoffset: 543;
  }
  100% {
    stroke-dashoffset: 970;
  }
}
</style>
</head>
<body>
<!-- partial:index.partial.html -->
<div class="page-wrapper">
  <div class="sky">
    <div class="component-wrapper">
      <div class="sun"></div>
      <div class="background-grid">
        <div class="background one"><img class="" src="//repo.bfw.wiki/bfwrepo/images/build/background-1.svg" /></div>
        <div class="background two"><img class="" src="//repo.bfw.wiki/bfwrepo/images/build/background-2.svg" /></div>
        <div class="background three"><img class="" src="//repo.bfw.wiki/bfwrepo/images/build/background-3.svg" /></div>
        <div class="background four"><img class="" src="//repo.bfw.wiki/bfwrepo/images/build/background-4.svg" /></div>
      </div>
      <div class="svg-image limit">
        <div class="weld-wrapper">
          <div class="weld-container">
          </div>
          <div class="weld-container">
          </div>
        </div>
      </div>
      <img class=&qu.........完整代码请登录后点击上方下载按钮下载查看