/* -------------------------------------------------------------------------
	 begin Scroll Down Button
   * ------------------------------------------------------------------------- */
  button.scroll_down {
	position: absolute;
	margin-left: auto;
	margin-right: auto;
	left: 0;
	right: 0;
	height: 50px;
	width: 30px;
	bottom: 50px;
	background-color: transparent;
	border: 1px solid #ffffffa6;;
	border-radius: 20px;
	cursor: pointer;
	outline: none;
  }
  button.scroll_down:before {
	position: absolute;
	top: 10px;
	left: 50%;
	content: '';
	width: 6px;
	height: 6px;
	margin-left: -3px;
	background-color: #fff;
	border-radius: 100%;
	-webkit-animation: scroll_down_btn-animation 2s infinite;
	animation: scroll_down_btn-animation 2s infinite;
	box-sizing: border-box;
  }
  
  @keyframes scroll_down_btn-animation {
	0% {
	  transform: translate(0, 0);
	  opacity: 0;
	}
	40% {
	  opacity: 1;
	}
	80% {
	  transform: translate(0, 20px);
	  opacity: 0;
	}
	100% {
	  opacity: 0;
	}
  }
  
  @-webkit-keyframes scroll_down_btn-animation {
	0% {
	  -webkit-transform: translate(0, 0);
	  transform: translate(0, 0);
	  opacity: 0;
	}
	40% {
	  opacity: 1;
	}
	80% {
	  -webkit-transform: translate(0, 20px);
	  transform: translate(0, 20px);
	  opacity: 0;
	}
	100% {
	  opacity: 0;
	}
  }
  
  /* -------------------------------------------------------------------------
	 end Scroll Down Button 
   * ------------------------------------------------------------------------- */