html {
	font-size: 20px;
	font-family: "黑体";
}
body {
	margin: 0;
	padding: 0;
}
.index {
	position: relative;
	width: 100%;
}
.main {
	position: relative;
	width: 100%;
	background-color: #F0F0F0;
}
.main-box {
	position: relative;
	width: 100%;
	padding: 20px 0;
	background-color: #FFFFFF;
}
.main-box a {
	text-decoration: none;
	outline: none;
	-webkit-appearance: none;
	-webkit-tap-highlight-color: rgba(255,255,255,0);
}
.main-box a:last-child .delta-box {
	margin-bottom: 0;
}
.main-box .delta-box {
	position: relative;
	width: 600px;
	height: 210px;
	margin: 0 auto;
	margin-bottom: 20px;
	overflow: hidden;
}
.main-box .asia {
	background: url(../../img/visa-wiki/asia.jpg) no-repeat;
}
.main-box .europe {
	background: url(../../img/visa-wiki/europe.jpg) no-repeat;
}
.main-box .northamerica {
	background: url(../../img/visa-wiki/northamerica.jpg) no-repeat;
}
.main-box .southamerica {
	background: url(../../img/visa-wiki/southamerica.jpg) no-repeat;
}
.main-box .oceania {
	background: url(../../img/visa-wiki/oceania.jpg) no-repeat;
}
.main-box .africa {
	background: url(../../img/visa-wiki/africa.jpg) no-repeat;
}
.button-box {
	position: fixed;
	bottom: 0;
	left: 0;
	width: 100%;
	box-sizing: border-box;
	padding: 10px 30px;
	background-color: #FFFFFF;
}
.button-box .left-button {
	display: inline-block;
	width: 270px;
	padding: 25px 0;
	text-align: center;
	background-color: #FCA542;
	border-radius: 8px;
	font-size: 1.6rem;
	color: #F0F0F0;
	text-decoration: none;
	outline: none;
	-webkit-appearance: none;
	-webkit-tap-highlight-color: rgba(255,255,255,0);
}
.button-box .right-button {
	float: right;
	display: inline-block;
	width: 270px;
	padding: 25px 0;
	text-align: center;
	background-color: #FF7C70;
	border-radius: 8px;
	font-size: 1.6rem;
	color: #F0F0F0;
	text-decoration: none;
	outline: none;
	-webkit-appearance: none;
	-webkit-tap-highlight-color: rgba(255,255,255,0);
}