html,
body {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
h1,
h2,
h3,
h4,
h5,
h6,
ul,
li,
span,
div,
a,
p {
  margin: 0;
  padding: 0;
  font-size: 14px;
  list-style: none;
  text-decoration: none;
  color: #000;
  font-family: "Tahoma";
  font-weight: normal;
}
body {
  padding: 60px;
  box-sizing: border-box;
}
.spinner {
  display: inline-block;
  height: 40px;
  width: 40px;
  border-radius: 100%;
  background-color: #ddd;
  margin-right: 20px;
  position: relative;
}
.spinner:before,
.spinner:after {
  content: "";
  position: absolute;
}
@keyframes pulse-rotate {
  0% {
    transform: scale(1) rotate(0);
  }
  50% {
    transform: scale(1.2) rotate(45deg);
  }
  100% {
    transform: scale(1) rotate(360deg);
  }
}
.spinner.v1:before {
  border-radius: 100%;
  top: -2px;
  left: -2px;
  bottom: -2px;
  right: -2px;
  background-color: transparent;
  border: 2px solid #2980b9;
  border-top-color: transparent;
  border-bottom-color: transparent;
  box-sizing: border-box;
  animation: pulse-rotate 1s linear infinite;
}
.spinner.v3 {
  background-color: #fff;
  border: 2px solid #ddd;
  box-sizing: border-box;
}
@keyframes rotate {
  from {
    transform: rotate(0deg);
  }
  to {
    transform: rotate(360deg);
  }
}
.spinner.v3:after {
  left: 50%;
  top: 50%;
  height: 2px;
  margin-top: -1px;
  width: 30px;
  background-color: #2980b9;
  transform-origin: 0 50%;
  animation: rotate 2s linear infinite;
}
@keyframes pulse {
  0% {
    transform: scale(0);
    opacity: 1;
  }
  100% {
    transform: scale(1.2);
    opacity: 0;
  }
}
.spinner.v4:before,
.spinner.v4:after {
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  background-color: #2980b9;
  border-radius: 100%;
  opacity: 0;
  animation: pulse 1.3s linear infinite;
}
.spinner.v4:after {
  animation-delay: 0.3s;
  animation-duration: 1.8s;
}
.spinner.v5 {
  background-color: transparent;
}
@keyframes up {
  0%,
  100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-8px);
    background-color: #2980b9;
  }
}
.spinner.v5 > span {
  position: absolute;
  bottom: 0;
  left: 0;
  height: 12px;
  width: 12px;
  background-color: #ddd;
  border-radius: 100%;
  animation: up 1s ease-in-out infinite;
}
.spinner.v5 > span:nth-child(2) {
  left: 17px;
  animation-delay: 0.33s;
}
.spinner.v5 > span:nth-child(3) {
  left: 34px;
  animation-delay: 0.66s;
}