* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
}

*:focus-visible {
	outline: 0px;
}

em,
i {
	font-style: none;
}

li {
	list-style: none;
}

img {
	border: 0;
	/* 将元素放在父元素的中部 */
	vertical-align: middle;
}


/* 鼠标在botton上变成小手 */

button {
	cursor: pointer;
}

a {
	color: #333;
	text-decoration: none;
}

body {
    color: #333;
    min-width: 1240px;
	height: 100vh;
	min-height: 875px;
	position: relative;

}
/* a:hover {
    color: #c00;
} */

button,
input {
	outline: none;
}

/*清除浮动*/

.clearfix:after {
	visibility: hidden;
	clear: both;
	display: block;
	content: ".";
	height: 0
}

.clearfix {
	*zoom: 1
}

.fl {
	float: left;
}

.fr {
	float: right;
}