@charset "utf-8";

::-webkit-scrollbar {
	width: 0px;
	height: 0px;
	background-color: transparent
}

input[type="submit"],
input[type="reset"],
input[type="button"],
input {
	resize: none;
	border: none;
	line-height: normal;
	outline: #fff;
}

button,
input,
optgroup,
select,
textarea {
	color: inherit;
	border: 0;
	background: 0;
}

article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section {
	display: block
}

body,
div,
ul,
li,
ol,
h1,
h2,
h3,
h4,
h5,
h6,
input,
textarea,
select,
p,
dl,
dt,
dd,
a,
img,
button,
form,
table,
th,
tr,
td,
tbody,
article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

em,
i {
	font-style: normal
}

ul,
li {
	list-style-type: none
}

body {
	font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Roboto", "Oxygen", "Ubuntu", "Cantarell", "Fira Sans", "Droid Sans", "Helvetica Neue", "Microsoft Yahei", sans-serif;
	color: #222;
	background: url(../images/body_bg.jpg) center top no-repeat #75c4ff;
	background-size: cover;
}

a {
	text-decoration: none;
	color: #222;
	outline: none;
}

a,
a:hover,
a:active,
a:visited,
a:link,
a:focus {
	-webkit-tap-highlight-color: rgba(0, 0, 0, 0);
	-webkit-tap-highlight-color: transparent;
	outline: none;
	background: none;
	text-decoration: none;
}

img {
	border: 0;
	vertical-align: middle
}

/* ===头部=== */
.banner_row {
	width: 100%;
	height: 7.23rem;
	overflow: hidden;
}

.banner_row img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

/* ===栏目入口=== */
.column_main_row {
	width: 6.7rem;
	margin: .3rem auto .5rem;
}

.column_main_row img {
	width: 6.7rem;
	height: 2.25rem;
	margin: .25rem auto;
}