#menu li:nth-child(4) a{background-color:#6f400f;}

.m_text{
	-webkit-box-sizing:border-box;-moz-box-sizing:border-box;-ms-box-sizing:border-box;-o-box-sizing:border-box;
	box-sizing:border-box;
	display:table;
	width:100%;
	border-bottom:1px dotted #ccc;
}
.mtext_com{border:0;}
.mtext_com_l{margin-bottom:70px;}
.m_text span{
	display:table-cell;
	padding-bottom:5px;
}

.mp_title{
	width:130px;
	font-weight:bold;
}

.mp_text iframe{
	width:500px;
	height:300px;
}

@media screen and (max-width: 1150px){
	.mp_text iframe{
		width:80%;
	}
}

@media screen and (max-width: 490px){
	.m_text{
		margin-bottom:10px;
	}
	.mtext_com_l{
		margin-bottom:30px;
	}
	.m_text span{
		display:block;
		width:100%;
	}
	.mp_text iframe{
		width:100%
	}

}