body {
	margin: auto;
	background-image: url(https://cdn.jsdelivr.net/gh/mengGod129/static-file-repository@master/images/indexBg.jpg);
	font-family: "Helvetica Neue", "Luxi Sans", "DejaVu Sans", Tahoma, "Hiragino Sans GB", "Microsoft Yahei", sans-serif;
	/* background: #000; */
	color: #CFEBE4;
	font-size: 18px;
	line-height: 2;
	letter-spacing: 1.2px;
}
.copyright {
	bottom: 0;
	cursor: default;
	left: 0;
	position: absolute;
	text-align: center;
	width: 100%;
}

.btn{
		border: none;
		border-radius: 0;
		text-transform: uppercase;
		padding-top: 0;
		padding-bottom: 0;
		position: relative;
		transition: all 0.3s ease 0s;
	}
	.btn:before{
		content: "";
		display: block;
		width: 100%;
		position: absolute;
		top: 0;
		left: 0;
		border-top: 2px solid transparent;
		transition: all 0.3s ease 0s;
	}
	.btn:hover:before{
		transform: translateY(42px);
	}
	.btn:after{
		content: "\f105";
		font-family:fontawesome;
		display: inline-block;
		width: 44px;
		height: 44px;
		border: 2px solid transparent;
		font-size: 24px;
		line-height: 40px;
		position: relative;
		top: 0;
		right: -16px;
		transition: all 0.43s ease 0s;
	}
	.btn:hover:after{
		transform: rotateX(180deg);
	}
	.btn.btn-sm:hover:before{
		transform: translateY(32px);
	}
	.btn.btn-sm:after{
		width: 34px;
		height: 34px;
		line-height: 30px;
		font-size: 20px;
		right: -10px;
	}
	.btn.btn-xs:hover:before{
		transform: translateY(22px);
	}
	.btn.btn-xs:after{
		width: 24px;
		height: 24px;
		line-height: 20px;
		font-size: 16px;
		right: -5px;
	}
	.btn.red{
		color: #ff6e6e;
	}
	.btn.red:before,
	.btn.red:after{
		border-color: #ff6e6e;
	}
	.btn.blue{
		color: #5cbcf7;
	}
	.btn.blue:before,
	.btn.blue:after{
		border-color: #5cbcf7;
	}
	.btn.orange{
		color: #ef965b;
	}
	.btn.orange:before,
	.btn.orange:after{
		border-color: #ef965b;
	}
	.btn.green{
		color: #7ad79a;
	}
	.btn.green:before,
	.btn.green:after{
		border-color: #7ad79a;
	}
	.btn.bai{
		color: #fff;
	}
	.btn.bai:before,
	.btn.bai:after{
		border-color: #fff;
	}
	.btn.ju{
		color: #FF5722;
	}
	.btn.ju:before,
	.btn.ju:after{
		border-color: #FF5722;
	}
	@media only  screen and (max-width: 767px){
		.btn{ margin-bottom: 20px; }
	}