.help_center {
	height: 100%;
	width: 100%;
}

.help_center .head {
	border-bottom: 1px solid #dcdfe6;
	height: 64px;
	justify-content: space-between;
	padding: 0 24px;
}

.help_center .head,
.help_center .head .logo {
	align-items: center;
	display: flex;
}

.help_center .head .logo span {
	border-left: 1px solid #dcdfe6;
	color: #0256ff;
	font-size: 16px;
	margin-left: 16px;
	padding-bottom: 4px;
	padding-left: 16px;
	position: relative;
}

.help_center .head .logo span:after {
	background: #2468f2;
	border-radius: 2px;
	bottom: 0;
	content: '';
	height: 4px;
	left: 50%;
	margin-left: 8px;
	position: absolute;
	transform: translate(-50%);
	width: 16px;
}

.help_center .head .input-but {
	background: #fff;
	border: 1px solid #dcdfe6;
	border-radius: 20px;
	display: flex;
	height: 40px;
	justify-content: space-between;
	overflow: hidden;
	width: 520px;
}

.help_center .head .input-but input {
	flex: 1;
	padding: 0 8px;
}

.help_center .head .input-but button {
	background: #0256ff;
	border-radius: 20px;
	color: #fff;
	height: 40px;
	width: 80px;
}

.help_center .main {
	display: flex;
	height: calc(100% - 64px);
	width: 100%;
}

.help_center .main .nan {
	background: #f7f8f9;
	border-radius: 0;
	height: 100%;
	padding: 24px;
	width: 260px;
}

.help_center .main .nan ul li {
	font-size: 14px;
}

.help_center .main .nan ul li img {
	height: 16px;
}

.help_center .main .nan ul li span {
	cursor: pointer;
	display: block;
	line-height: 24px;
	padding: 12px 16px;
}

.help_center .main .nan ul li ul {
	margin-left: 16px;
}

.help_center .main .nan ul li ul li span {
	line-height: 16px;
}

.help_center .main .nan ul .nan-item .title {
	align-items: center;
	color: #1a1a1a;
	display: flex;
}

.help_center .main .nan ul .active .title {
	background: #eef4ff;
	border-radius: 8px;
	color: #0256ff;
	transition: all 0.3s;
}

.help_center .main .main-content {
	align-items: center;
	display: flex;
	flex-direction: column;
	margin: 0 auto;
	padding: 24px;
	width: 920px;
}

.help_center .main .main-content .content-nav {
	align-items: center;
	color: #1a1a1a;
	display: flex;
	justify-content: space-between;
	margin-bottom: 24px;
	width: 100%;
}

.help_center .main .main-content .content-nav em {
	color: #737c8e;
	cursor: pointer;
	margin-right: 4px;
}

.help_center .main .main-content .content-title {
	align-items: center;
	display: flex;
	font-size: 36px;
	margin-bottom: 24px;
	width: 100%;
}
.help_center .main .main-content .content-title-3 {
	align-items: center;
	display: flex;
	font-size: 36px;
	margin-bottom: 24px;
	width: 100%;
}
.help_center .main .main-content .content-title img {
	margin-right: 8px;
}
.help_center .main .main-content .content-title-2 {
	align-items: center;
	display: flex;
	font-size: 36px;
	margin-bottom: 24px;
	width: 100%;
}

.help_center .main .main-content .content-main {
	display: flex;
	flex-wrap: wrap;
	justify-content: space-between;
	width: 100%;
}

.help_center .main .main-content .content-main li {
	align-items: center;
	border: 1px solid #dcdfe6;
	border-radius: 12px;
	cursor: pointer;
	display: flex;
	margin-bottom: 32px;
	padding: 24px 20px;
	width: calc(50% - 16px);
}

.help_center .main .main-content .content-main li div {
	align-items: center;
	display: flex;
	flex: 1;
	justify-content: space-between;
}
.help_center .main .main-content .content-main li .brand {
	margin-left: 16px;
}

.help_center .main .main-content .content-main li div img {
	height: 10px;
}

.help_center .main .main-content .content-main li div p span {
	color: #1a1a1a;
	display: block;
	font-size: 16px;
}

.help_center .main .main-content .content-main li div p span:last-child {
	color: #737c8e;
	font-size: 14px;
}

.help_center .main .main-content .content-main-2 {
	width: 100%;
	margin-bottom: 100px;
}

.help_center .main .main-content .content-main-2 li {
	align-items: center;
	border-bottom: 1px solid #dcdfe6;
	cursor: pointer;
	display: flex;
	padding: 24px 20px 20px 0;
}

.help_center .main .main-content .content-main-2 li div {
	align-items: center;
	display: flex;
	flex: 1;
	justify-content: space-between;
}

.help_center .main .main-content .content-main-2 li div img {
	height: 10px;
}

.help_center .main .main-content .content-main-2 li div p span {
	color: #1a1a1a;
	display: block;
	font-size: 16px;
}

.help_center .main .main-content .content-main-2 li div p span:last-child {
	color: #737c8e;
	font-size: 14px;
}

.help_center .main .main-content .content-main-3 {
	width: 100%;
	margin-bottom: 100px;
}

.help_center .main .main-content .content-main-3 li {
	align-items: center;
	border-bottom: 1px solid #dcdfe6;
	cursor: pointer;
	display: flex;
	padding: 24px 20px 20px 0;
}

.help_center .main .main-content .content-main-3 li div {
	align-items: center;
	display: flex;
	flex: 1;
	justify-content: space-between;
	margin-left: 16px;
}

.help_center .main .main-content .content-main-3 li div img {
	height: 10px;
}

.help_center .main .main-content .content-main-3 li div p span {
	color: #1a1a1a;
	display: block;
	font-size: 16px;
}

.help_center .main .main-content .content-main-3 li div p span:last-child {
	color: #737c8e;
	font-size: 14px;
}
.help_center .main .main-content .content-main-3 article {
	line-height: 60px;
}

.header.is-active,
.header.is-default,
.header:not(.is-active):hover {
	--tw-border-opacity: 1;
	--tw-bg-opacity: 1;
	background-color: rgb(255 255 255 / var(--tw-bg-opacity, 1));
}

.item-list {
	display: none;
}
.itemnavchild {
	display: none;
}
.itemnav .subtitle {
	align-items: center;
	color: #1a1a1a;
	display: flex !important;
}

.activeimg {
	transform: rotate(90deg);
	transition: cubic-bezier(0.215, 0.61, 0.355, 1) 0.5s;
}

.itemnav.active .subtitle {
	background: #eef4ff;
	border-radius: 8px;
	color: #0256ff;
	transition: all 0.3s;
}
.itemchild.active .grandsonTitle {
	background: #eef4ff;
	border-radius: 8px;
	color: #0256ff;
	transition: all 0.3s;
}