/* main css */
/* ===== header two ===== */
.headerTop_box {
	display: flex;
	align-items: center;
	justify-content: space-between;
}

.myHeader_title {
	margin: 5px auto;
	font-size: 18px;
}

.returnIcon,
.return_icon {
	position: absolute;
	left: 15px;
	font-size: 28px;
	cursor: pointer;
}

.modeBtn_box {
	position: absolute;
	right: 15px;
}

.userName_box{
	margin-right: 10px;
}
/* ===== header two end ===== */

/* header public */
.logoimg_box {
	width: 115px;
	position: absolute;
	left: 15px;
}

.a1otc_logo {
	width: 100%;
}

/* header public end */
/* 媒体查询css */
/* 手机超小屏幕竖屏375px及以下 */
@media (max-width:375px) {

	/* header css */
	.isLogo {
		font-size: 28px;
	}

	.isToggle_btn {
		padding: 5px 15px;
	}
	
	.userName_box{
		display: none;
	}
	/* header css end */
}

/* 手机小屏幕横屏376px~767px以下 */
@media (min-width:376px) and (max-width:767px) {

	/* header css */
	.isLogo {
		font-size: 28px;
	}

	.isToggle_btn {
		padding: 5px 15px;
	}
	
	.userName_box{
		display: none;
	}
	/* header css end */
}

/* 平板中屏幕768px-991px */
@media (min-width:768px) and (max-width:991px) {}

/* 普通电脑大屏幕992px~1199px */
@media (min-width:992px) and (max-width:1199px) {}

/* 大屏幕1200及以上 */
@media (min-width:1200px) {}