@charset "utf-8";

@media only screen and (max-width: 768px) {
	#contents #aero__container{
		min-width: auto;
	}
	#aero_engine_nav{
		display: block;
		padding: 16px ;
		margin: 0 auto;
		position: relative;
		line-height: 1;
		border-bottom: 1px solid #8c8c8c;
	}
	#aero_engine_nav h1{
		display: inline-block;
		width: 38.6666%;
        margin: 0;
	}
	#aero_engine_nav ul{
		display: none;
		width: 100%;
		position: absolute;
		top: 100%;
		left: 0;
		background-color: #fff;
		border-top: 1px solid #8c8c8c;
		z-index: 1101;
	}
	#aero_engine_nav li{
		padding: 0;
		margin: 0;
		border-left: none;
		border-bottom: 1px solid #8c8c8c;
	}
 
	#aero_engine_nav li a{
		padding: 1em;
		position: relative;
	}
	#aero_engine_nav li a::after{
		content: "";
		display: inline-block;
		vertical-align: top;
		width: 0;
		height: 0;
		margin: 0.2em 0 0 0;
		border-style: solid;
		border-width: 5px 0px 5px 10px;
		border-color: transparent transparent transparent #000;
		position: absolute;
		right: 1em;
	}
	
	#aero_engine_nav li a.active,
	#aero_engine_nav li a:hover,
	#aero_engine_nav_btm li a.active,
	#aero_engine_nav_btm li a:hover{
		background-color: #efefef;
		border-bottom: none;
	}
	
	#aero_engine_nav p.sp_menu_btn{
		display: block;
		font-size: 14px;
		margin: 0;
		padding: 15px 0 0;
		position: absolute;
		top: 40px;
		right: 16px;
	}
	#aero_engine_nav p.sp_menu_btn::after{
		content: "";
		display: inline-block;
		vertical-align: top;
		width: 0;
		height: 0;
		margin: 0.15em 0 0 0.2em;
		border-style: solid;
		border-width: 10px 5px 0 5px;
		border-color: #000 transparent transparent transparent;
		transition: 0.4s;
	}
	#aero_engine_nav p.sp_menu_btn.active::after{
		transform: rotate(180deg);
		transition: 0.4s;
	}
	#contents #aero__container.fixed #aero__header{
		position: fixed;
		z-index: 1100;
		background-color: #fff;
		box-shadow: 0 0 10px 0 rgba(0,0,0,0.3);
		top: 0px;
	}
	#contents #aero__container.fixed #aero__body{
		padding-top: 63px;
		margin-bottom: 20px;
	}
	.en-link{
  top: -15px;
  left: 0;
  font-size: 13px;
	}
	
	#aero_engine_nav .global_nav{
		overflow-y: scroll;
		max-height: 55vh;
	}
	#aero_engine_nav ul{
		padding: 0;
	}
	#aero_engine_nav ul ul{
		border-top: none;
	}
	#aero_engine_nav ul ul li a::after{
		border-color: transparent transparent transparent #fff;
	}
	#aero_engine_nav .global_nav > li:before{
		content: none;
	}
	#aero_engine_nav .global_nav_ac_list, 
	#aero_engine_nav_btm .global_nav_ac_list{
		position: static;
	}
	#aero_engine_nav .global_nav_ac_list li{
		padding: 0;
		border-bottom: 1px solid #fff;
	}
	#aero_engine_nav .global_nav_ac_list li a{
		padding: 1.3em 0 1.3em 1em;
	}
	#aero_engine_nav .global_nav_ac .global_nav_ac_list{
		display: none;
	}
	
/* Contents
--------------------------------------------- */
	#aero__body{
		min-width: auto;
	}
	#aero__body > section .section-inner {
		width: 90%;
	}
 br.sp{
  display: inherit;
 }
 br.pc{
  display: none;
 }
	
/* Footer
--------------------------------------------- */
	#aero__footer{
		display: none;
	}
}