.product_pro .banner {
				background-color: transparent;
				background-attachment: fixed;
				color: none;
				padding-left: 0;
				padding-right: 0;
				margin-bottom: 8rem;

			}

			.product_pro .banner .bg img {
				width: 100%;
				box-shadow: 0px 8px 8px #989898;
			}

			.product_pro .banner .title {
				margin-top: -130px;
				text-align: right;
				margin-right: 16rem;
			}

			.product_pro .banner .title h3 {
				font-size: 1.6rem;
				color: #fff;
				letter-spacing: 3px;
			}

			.product_pro .banner .button {
				display: flex;
				margin-top: 2rem;
			}

			.product_pro .banner .button .left,
			.right {
				border: 1px solid #fff;
				margin-left: 2rem;
				padding: 0.5rem 1rem;

				border-radius: 8px;
			}

			.product_pro .banner .button .left a,
			.right a {
				color: #fff;
				font-size: 14px;
			}

			.product_pro .jianjie_yuanli {
				border-radius: 20px;
				box-shadow: 0px 0px 8px #afafaf;
				margin: 0.5rem;
				padding: 0.5rem;
				margin-top: 2rem;
				text-align: center;
			}


			.product_pro .jianjie_yuanli .pro_img {
				width: 80%;
				margin: 0 auto;
                                padding-top:10px;
			}

			.product_pro .jianjie_yuanli h3 {
				font-size: 18px;
				letter-spacing: 3px;
				color: #0064a2;
			}

			

			.product_pro .jianjie_yuanli .p p {
				font-size: 14px;
				letter-spacing: 3px;
				text-align: left;
				line-height: 20px;
				color: #777;
                                padding-top:10px;
			}

			/* 产品优势 */
			.product_pro .youshi {
				border-radius: 30px;
				box-shadow: 0px 0px 8px #989898;
				margin: 1rem;
				padding: 1rem;
				margin-top: 3rem;
				text-align: center;
			}

			.product_pro .youshi .youshi_title {
				font-size: 18px;
				letter-spacing: 3px;
				color: #0064a2;
			}

			.product_pro .youshi .youshi_list {
				display: flex;
				margin-top: 2rem;
				justify-content: space-between;
			}

			.product_pro .youshi .youshi_list .youshi_icon {
				width: 20%;
				padding-top: 0.5rem
			}

			.product_pro .youshi .youshi_list .youshi_icon img {
				width: 100%;

			}

			.product_pro .youshi .youshi_list .y_content {
				width: 78%;

			}

			.product_pro .youshi .youshi_list .y_content h4 {
				font-size: 14px;
				color: #0071BC;
				text-align: left;
				letter-spacing: 3px;
			}

			.product_pro .youshi .youshi_list .y_content p {
				font-size: 12px;
				letter-spacing: 3px;
				text-align: left;
				line-height: 15px;
				color: #777;
			}

			.product_pro .changjing {
				border-radius: 20px;
				box-shadow: 0px 0px 8px #989898;
				margin: 0.5rem;
				padding: 0.5rem;
				margin-top: 2rem;
				text-align: left;
			}

			.product_pro .changjing .changjing_title {
				margin-top: 1rem;
				margin-left: 1rem;
				font-size: 16px;
				font-weight: bold;
			}

			.product_pro .changjing .changjing_list {

				margin-top: 1rem;
			}

			.product_pro .changjing .changjing_list .changjing_top img {
				padding-bottom: 2rem;
				width: 100%;
			}
                          
			.product_pro .changjing .changjing_list .changjing_bottom h3 a{
				letter-spacing: 3px;
                                display: inline;font-size: 17px;color: #666;
                              
			}

			.product_pro .changjing .changjing_list .changjing_bottom .h4 {
				margin-top: 1rem;
			}

			.product_pro .changjing .changjing_list .changjing_bottom p a{
				font-size: 14px;
				letter-spacing: 3px;
				padding: 1rem 0;

			}
                      

                         .product_pro .param {

		margin-top: 3rem;
	}

	.product_pro .param .param_title {
		text-align: center;
		font-size: 16px;
		font-weight: bold;
		margin-top: 1rem;
		padding-top: 2rem;
	}

	.product_pro .param .param_list {
		margin-top: 2rem;
		padding: 0.5rem;
	}

	.product_pro .param .param_list .param_form {
		border-top: 1px solid #989898;
	}

	.product_pro .param .param_list .param_form:nth-child(1) {
		border-top: none;
		border-right: none;
		background-color: #cccccc;
		color: #fff;
	}

	.product_pro .param .param_list .param_form:last-child {
		border-bottom: 1px solid #a5a5a5;
		margin-bottom: 1rem;

	}

	.product_pro .param .param_list .param_form ul {
		display: flex;
		height: 60px;
		line-height: 60px;
		margin: 0;
	}

	.product_pro .param .param_list .param_form ul li {
		font-size: 10px;
		border-right: 1px solid #a5a5a5;
		text-align: center;
	}
         .product_pro .param .param_list .param_form ul li:last-child {
		border-right: none;
		
	}