.content {
	width: 100%;
	border: 0;
	background-color: #fff;
}

.img_top {
	width: 100%;
	position: relative;
}

.img_top .banner_title {
	padding: 0 10px;
	width: 100%;
	position: absolute;top: 50%;left: 0;
}
.img_top .banner_title h2 {
	letter-spacing: 1em;
	color: #fff;
	font-weight: bold;
	text-align: center;
}
.img_top img {
	width: 100%;
	height: 100%;
	object-fit: cover;
}

.img_top .mobile_banner {
	display: none;
}
.img_top .contact_us_btn {
    padding: 10px 30px;
    display: inline-block;
	color: #fff;
    border: 1px solid #ccc;
    font-size: 24px;
    font-weight: 200;
    position: absolute;
    bottom: 16%;
    left: 50%;
	transform: translate(-50%);
    border-radius: 4px;
}
.img_top .contact_us_btn .btn_icon {
	width: 24px;
	height: 26px;
	display: inline-block;
	object-fit: cover;
	margin-left: 14px;
	background-repeat: no-repeat;
	background-size: 100%;
	background-image: url(../index/icon-more_w.png);
}
.content_box {
	max-width: 1320px;
	margin: 50px auto 0;
	min-height: 400px;
	overflow: hidden;
	background-color: #fff;
	padding-bottom: 100px;
}


.form {
	padding: 0 5%;
}

.font18 {
	font-size: 18px;
}
.form .button_box {
	text-align: left;
}
.form .button_box .btns {
	width: 140px;
	height: 38px;
	color: #fff;
	background-color: #ccc;
	margin-left: 120px;
	border: 0;
}
.form .btns:active,
.form .btns:hover {
	background-color: #0073e3;
}

.form textarea {
	width: calc(100% - 120px)
}

.arrow {
	width: 25px;
	height: 25px;
	background-image: url('../image/箭头.png');
	background-size: 100% 100%;
	background-repeat: no-repeat;
	background-position: center center;
}

.flow_box {
	overflow: hidden;
}

.content_val img {
	max-width: 100%;
}
@media (max-width: 1280px) {
	.img_top .contact_us_btn {
		padding: 10px 24px;
		font-size: 18px;
		bottom: 10%;
	}
	.img_top .contact_us_btn .btn_icon {
		width: 18px;
		height: 20px;
	}
}
@media screen and (max-width: 992px) {
	.img_top .contact_us_btn {
		padding: 8px 20px;
		font-size: 16px;
	}
	.img_top .contact_us_btn .btn_icon {
		width: 16px;
		height: 16px;
	}
	.arrow {
		transform: rotate(90deg);
		margin: 20px 0;
	}

	.flow_to {
		display: flex;
		align-items: center;
		justify-content: center;
	}
}
@media screen and (max-width: 768px) {
	.img_top .banner_title {
		top: 40%;
	}
	.content {
		padding: 0;
	}
	.img_top .pc_banner {
		display: none;
	}
	
	.img_top .mobile_banner {
		display: block;
	}
	.img_top .contact_us_btn {
		bottom: 20%;
	}
	.content_box {
		padding: 0px 10px 100px;
		overflow: hidden;
	}

	.form textarea {
		width: calc(100% - 120px);
	}

	.form button {
		margin-left: 0;
	}
}

@media (max-width: 567px) {
	.img_top .contact_us_btn {
		padding: 6px 24px;
		font-size: 14px;
		bottom: 14%;
	}
	.img_top .contact_us_btn .btn_icon {
		width: 14px;
		height: 12px;
	}
	.img_top .banner_title h2 {
		font-size: 20px;
	}
}