@media(min-width:768px)and (max-width:1023px) {
	.back-top {
		display: none
	}
}

@media(max-width:767px) {
	.back-top {
		display: none
	}
}

::-webkit-scrollbar {
	height: 5px;
	width: 5px
}

::-webkit-scrollbar-thumb {
	background-color: #0193DD;
	border-radius: 5px
}

body {
	color: #444;
	font-family: Helvetica Neue, Helvetica, PingFang SC, Hiragino Sans GB, Microsoft YaHei, "\5FAE\8F6F\96C5\9ED1", Arial, sans-serif
}

img {
	vertical-align: middle
}

h1,
h2,
h3,
h4,
h5 {
	font-weight: 500
}