请务必收下这10+个加载特效，保证让你的项目大放异彩⭐（一）

<!-- loading.html -->
<div class="boxLoading"></div>
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/* loading.css */
.boxLoading {  
  width: 50px;
  height: 50px;
  margin: auto;
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
}
.boxLoading:before {
  content: '';
  width: 50px;
  height: 5px;
  background: #fff;
  opacity: 0.7;
  position: absolute;
  top: 59px;
  left: 0;
  border-radius: 50%;
  animation: shadow .5s linear infinite;
}
.boxLoading:after {
  content: '';
  width: 50px;
  height: 50px;
  background: #e04960;
  animation: animate .5s linear infinite;
  position: absolute;
  top: 0;
  left: 0;
  border-radius: 3px;
}
@keyframes animate {
  17% {
    border-bottom-right-radius: 3px;
  }
  25% {
    transform: translateY(9px) rotate(22.5deg);
  }
  50% {
    transform: translateY(18px) scale(1, .9) rotate(45deg);
    border-bottom-right-radius: 40px;
  }
  75% {
    transform: translateY(9px) rotate(67.5deg);
  }
  100% {
    transform: translateY(0) rotate(90deg);
  }
}
@keyframes shadow {
  0%, 100% {
    transform: scale(1, 1);
  }
  50% {
    transform: scale(1.2, 1);
  }
}
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<!-- loading.html -->
<div class="sk-cube-grid">
    <div class="sk-cube sk-cube-1"></div>
    <div class="sk-cube sk-cube-2"></div>
    <div class="sk-cube sk-cube-3"></div>
    <div class="sk-cube sk-cube-4"></div>
    <div class="sk-cube sk-cube-5"></div>
    <div class="sk-cube sk-cube-6"></div>
    <div class="sk-cube sk-cube-7"></div>
    <div class="sk-cube sk-cube-8"></div>
    <div class="sk-cube sk-cube-9"></div>
  </div>
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/* loading.css */
.sk-cube-grid {
  width: 4em;
  height: 4em;
  margin: auto; 
}
.sk-cube {
  width: 33%;
  height: 33%;
  background-color: #e04960;
  float: left;
  animation: sk-cube-grid-scale-delay 1.3s infinite ease-in-out;
}
.sk-cube-1 {
  animation-delay: 0.2s;
}
.sk-cube-2 {
  animation-delay: 0.3s;
}
.sk-cube-3 {
  animation-delay: 0.4s;
}
.sk-cube-4 {
  animation-delay: 0.1s;
}
.sk-cube-5 {
  animation-delay: 0.2s;
}
.sk-cube-6 {
  animation-delay: 0.3s;
}
.sk-cube-7 {
  animation-delay: 0s;
}
.sk-cube-8 {
  animation-delay: 0.1s;
}
.sk-cube-9 {
  animation-delay: 0.2s;
}
@keyframes sk-cube-grid-scale-delay {
  0%, 70%, 100% {
    transform: scale3D(1,1,1);
  }
  35%           {
    transform: scale3D(0,0,1);
  }
}
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