@charset "utf-8";
/* CSS Document */

.circle{
	position: absolute;
	width: 80px;
	height: 80px;
	margin: 0 auto;
	bottom: 100px;
	right: 100px;
	z-index: 100;
	border: 1px solid #555;
	border-radius: 100px;
}

.circle .down{
 width: 80px;
 height: 80px;
 position: relative;
}
.circle .down i{
 font-size: 2.5rem;
 position: absolute;
 top: 50%;
 left: 50%;
 -webkit-transform: translateY(-50%) translateX(-50%);
 transform: translateY(-50%) translateX(-50%);
 z-index:1;
 text-align: center;
 vertical-align: middle;
 animation: sdl 1.5s infinite ease-out;
}
@keyframes sdl {
  0% {
    transform-origin: 0 0;
    opacity: 0;
    top: 40%;
  }
  50% {
    transform-origin: 0 0;
    opacity: 1;
    top: 50%;
  }
  100% {
    transform-origin: 0 100%;
    opacity: 0;
    top: 60%;
  }
}


.line,
.line::after {
  border-radius: 50%;
  width: 80px;
  height: 80px;
  position: absolute;
  top: 0;
  left: 0;
}
.line {
  border-left: 1px solid #ffffff;
  -webkit-transform: translateZ(0);
  -ms-transform: translateZ(0);
  transform: translateZ(0);
  -webkit-animation: line 1.5s infinite linear;
  animation: line 1.5s infinite linear;
}
@keyframes line {
  0% {
    -webkit-transform: rotate(0deg);
    transform: rotate(0deg);
    transform-origin:50% 50%;
  }
  100% {
    -webkit-transform: rotate(360deg);
    transform: rotate(360deg);
    transform-origin:50% 50%;
  }
}
.lines{
 content: '';
    width: 1080px;
    height: 1080px;
    border-radius: 100%;
    display: block;
    position: absolute;
    top: 50%;
    left: 50%;
    -webkit-transform: translateY(-50%) translateX(-50%);
    transform: translateY(-50%) translateX(-50%);
    z-index: 1;
    text-align: center;
    vertical-align: middle;
    /* box-shadow: 0px 4px 20px rgb(255 255 255 / 50%); */
    pointer-events: none;
}
.business .line{
 position: absolute;
 border-left: 1px solid #f6a700;
 /*top: -260px;
 left: -260px;
 -webkit-transform: translateY(-50%) translateX(-50%);
 transform: translateY(-50%) translateX(-50%);*/
 z-index:1;
 width: 1080px;
 height: 1080px;
 pointer-events: none;
 border-top: 1px solid transparent;
  border-bottom: 1px solid transparent;
}

.research .line{
 position: absolute;
 border-left: 1px solid #00a8e7;
 /*top: -260px;
 left: -260px;
 -webkit-transform: translateY(-50%) translateX(-50%);
 transform: translateY(-50%) translateX(-50%);*/
 z-index:1;
 width: 1080px;
 height: 1080px;
 pointer-events: none;
  border-top: 1px solid transparent;
  border-bottom: 1px solid transparent;
}