.lds-roller {
  /* change color here */
  color: #fff
}
.lds-roller,
.lds-roller div,
.lds-roller div:after {
	box-sizing: border-box;
}
.lds-roller {
	display: inline-block;
	position: absolute;
	width: 80px;
	height: 80px;
	left: calc(50% - 40px);
	top: calc(50% - 40px);
	transform-origin: center;
	transform: scale(1.5);
	z-index: 10;
}
.lds-roller div {
	animation: lds-roller 1.2s cubic-bezier(0.5, 0, 0.5, 1) infinite;
	transform-origin: 40px 40px;
}
.lds-roller div:after {
	content: " ";
	display: block;
	position: absolute;
	width: 7.2px;
	height: 7.2px;
	border-radius: 50%;
	background: currentColor;
	margin: -3.6px 0 0 -3.6px;
}
.lds-roller div:nth-child(1) {
	animation-delay: -0.036s;
}
.lds-roller div:nth-child(1):after {
	top: 62.62742px;
	left: 62.62742px;
}
.lds-roller div:nth-child(2) {
	animation-delay: -0.072s;
}
.lds-roller div:nth-child(2):after {
	top: 67.71281px;
	left: 56px;
}
.lds-roller div:nth-child(3) {
	animation-delay: -0.108s;
}
.lds-roller div:nth-child(3):after {
	top: 70.90963px;
	left: 48.28221px;
}
.lds-roller div:nth-child(4) {
	animation-delay: -0.144s;
}
.lds-roller div:nth-child(4):after {
	top: 72px;
	left: 40px;
}
.lds-roller div:nth-child(5) {
	animation-delay: -0.18s;
}
.lds-roller div:nth-child(5):after {
	top: 70.90963px;
	left: 31.71779px;
}
.lds-roller div:nth-child(6) {
	animation-delay: -0.216s;
}
.lds-roller div:nth-child(6):after {
	top: 67.71281px;
	left: 24px;
}
.lds-roller div:nth-child(7) {
	animation-delay: -0.252s;
}
.lds-roller div:nth-child(7):after {
	top: 62.62742px;
	left: 17.37258px;
}
.lds-roller div:nth-child(8) {
	animation-delay: -0.288s;
}
.lds-roller div:nth-child(8):after {
	top: 56px;
	left: 12.28719px;
}
@keyframes lds-roller {
	0% {
		transform: rotate(0deg);
	}
	100% {
		transform: rotate(360deg);
	}
}

.cz_logo
{
	background-image: url(cz_logo.png);
	position: absolute;
	left: calc(50% - 171px);
	top: calc(50% - 200px);
	transform-origin: center;
	width: 341px;
	height: 150px;
	transform: scale(0.75);
}