.flex_con{
	display: flex;
	flex-wrap:wrap;
    justify-content: space-between;
    margin: 10px auto 15px;
}
.flex_con div {
	/*width: calc(100%/2);*/
	margin: 0 0 15px;
    width: 335px;
    height: 80px;
}
.flex_con div img {
	max-width:100%; /*画像のはみだしを防ぐ*/
	height: auto; /*画像の縦横比を維持 */
}