.content_list{
	width: 1200px;
	height: auto;
	position: relative;
}
.content_list .item{
	flex: 1;
	min-height: 300px;
	padding-top: 80px;
	box-sizing: border-box;
}
.content_list .item:not(:nth-last-child(1)){
	/* margin-right: 10px; */
}
.content_list .item:nth-of-type(odd){
	background: url(../images/a_bg.png) no-repeat center top / 100% 100%;
}
.content_list .item:nth-of-type(even){
	background: url(../images/a_bg1.png) no-repeat center top / 100% 100%;
}
.content_list .item .item_img{
	width: 80px;
	margin-bottom: 30px;
}
.content_list .item .item_txt{
	text-align: center;
	line-height: 1.6;
}

/* 留言 */
.ly_right{
	width: 570px;
	margin-left: 30px;
}
.ly_left{
	width: 600px;
	float: left;
}

.input_mb{
	border: 1px solid #cccccc;
	height: 40px;
	box-sizing: border-box;
	padding: 0 20px;
}
.input_mb input{
	padding-left: 20px;
}
#ly{
	width: 100%;
	height: 245px;
	border: 1px solid #cccccc;
	outline: none;
	padding:10px 20px;
	box-sizing: border-box;
}