#mainvisual{
	height:780px;
}

.news_text{
	float: left;
	width: 709px;
	padding-left: 59px;
	padding-top: 12px;
	box-sizing: border-box;
}

@media screen and (max-width:640px) {
/* スマホ */
#mainvisual{
	height:340px;
}
.news_text{
	float: none;
	width: 100%;
	padding: 0 6%;
}

}