/* CSS Document */
 @media screen and (max-width: 1200px) {
.container_main {
	flex-direction: column;/*縮小時由列改成欄(橫式改直式)*/
}
.main_left {
	max-width: 100%;
	order: 2;/*顯示順序*/
}
.main_right {
	order: 1;/*顯示順序*/
}

}


 @media screen and (max-width: 990px) {
.index_about h1{
	margin: 15px auto;
}

}

@media screen and (max-width: 896px) {
#nav-trigger {
	display: block;
}
nav#nav-main {
	display: none;
}
nav#nav-mobile {
	display: block;
}
}


 @media screen and (max-width: 670px) {
	.footer_nav {
	display: none;
} 

}