.head_nav li a {
    display: block;
    position: relative;
}
.head_nav li a b {
    display: none;
}
@media only screen and (max-width: 950px) {
    .head_nav > li:after {
        content: '';
    }  
    .head_nav li>a {
        margin-top: 3px;
        margin-bottom: 3px;
        width: calc(100% - 35px);
    }
    .head_nav li.has-child>ul {
        display: none;
    }
    .head_nav li.active>ul {
        display: block;
    }
    .head_nav li.has-child a b {
        display: inline-block;
        width: 15px;
        height: 15px;
        border: 1px solid #111;
        border-radius: 2px;
        overflow: hidden;
        line-height: 15px;
        position: absolute;
        right: -35px;
        top: 9px;
        -webkit-box-sizing: content-box;
        box-sizing: content-box;
    }  
    .head_nav li.active>a b {
        background: #111;
    } 
    .head_nav li.has-child a b:before, .head_nav li.has-child a b:after {
        content: '';
        display: block;
        width: 9px;
        height: 1px;
        background-color: #111;
        position: absolute;
        left: 3px;
        top: 50%;
        margin-top: -0.5px;
    }   
    .head_nav li.active>a b:before {
        background-color: #fff;
    }
    .head_nav li.has-child a b:after {
        -webkit-transform: rotate(90deg);
        -ms-transform: rotate(90deg);
        -o-transform: rotate(90deg);
        transform: rotate(90deg);
    }
    .head_nav li.active>a b:after {
        display: none;
    }
}
.foot_item .foot_txt_list li a {
    height: auto;
}
.block .product-right .product-list .product-item .product-info h2 {
    margin-bottom: 30px;
}

.block .product-right .product-list .product-item .product-info h2 {
    display: block;
    font-size: 16px;
    font-weight: 700;
    margin-top: 10px;
}
.block .product-right .show-detail .product-item .product-info h2 {
    margin-bottom: 20px;
    text-align: center;
    margin-top: 20px;
    line-height: 24px;
    height: 48px;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.product-right>h1 {
    font-size: 24px;
    line-height: 150%;
    margin-top: 30px;
}
.block .classes>h1 {
    text-align: center;
    line-height: 30px;
    font-size: 24px;
    color: #333;
    margin-bottom: 30px;
}

.fixed-nav-appear .logo a {
	display: block;
	line-height: 68px;
}

@media screen and (max-width: 1199px) {
	.web_footer .layout {
	    width: 96%;
	    margin: 0 auto;
	}
}

@media only screen and (min-width: 1281px) {

}
@media only screen and (max-width: 1280px) {
	.nav_wrap .head_nav li {
	    font-size: 18px;
	    margin-left: 20px;
	}

}
@media only screen and (max-width: 1024px) {
	.web_head .logo {
	    margin-right: 20px;
	}
	.nav_wrap .head_nav li {
	    font-size: 16px;
	}
}
.nav_wrap .logo{width:20%;}
@media screen and (max-width: 950px) {
	.nav_wrap .logo{width:inherit;}
    .mobile-head-item .middle-show-content-wrap {
        top: 45px;
    }
    .web_head .logo {
        margin-top: 20px;
    }
    .mobile-head-item .title {
        height: 45px;
        line-height: 45px;
        font-size: 20px;
    }
    .mobile-head-item {
        float: left;
        width: 33.333333333%;
        height: 45px;
    }
    .mobile-head-items {
        height: 45px;
        line-height: 45px;
    }
    .mobile-head-items {
        background: #000;
        height: 45px;
        line-height: 45px;
    }
}