.zttitbox h1,.zttitbox h2{
    font-size: 34px;
    color: #333;
    text-align: center;
    font-weight: bold;
    margin-bottom: 30px;
    position: relative;
}
.zttitbox h1:after,.zttitbox h2:after{
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: #dd1f2b;
    margin: 30px auto 0;
}
.zttitbox p{
    text-align: center;
    color: #908e8e;
}
.huibg{
    background: #eee;
}
.ztsolupic{
    width: 42%;
}
.ztsoluicon{
    width: 8%;
}
.ztsolutxt{
    width: 42%;
}
.ztsolu{
    z-index: 2;
    position: relative;
}
.ztsolu:before{
    content: '';
    display: block;
    width: 1px;
    height: 100%;
    background: #cbcbcb;
    position: absolute;
    top: 0;
    left: 49.8%;
    z-index: -1;
}
.ztsolu li{
    padding: 40px 0;
    align-items: normal;
}
.ztsolutxt h3{
    font-size: 24px;

}
.ztsolutxt>p{
    color: #015eaf;
    display: inline-block;
    padding-right: 30px;
    border-bottom: 1px solid #aaaaaa;
}
.ztsolutxtwen{
    margin-top: 20px;
}
.ztsolutxtwen h4{
    font-size: 16px;
    color: #999;
    margin-top: 15px;
}
.ztsolutxtwen h4 span{
    font-size: 16px;
    color: #333333;
    background: #cbc9c9;
    padding: 2px 10px;
    border-radius: 7px;
    font-weight: normal;
}
.ztsolutxtwen p{
    padding-left: 18px;
    color: #666;
    font-size: 15px;
    line-height: 1.5em;
    margin: 10px 0;
}
.zttongbox{
    width: 73%;
    margin: 0 auto;
}
.zttongpic{
    width: 30%;
}
.zttongtxt{
    width: 58%;
    position: relative;
}
.zttongtxt h3{
    font-weight: bold;
}
.zttongtxt p{
    color:#908e8e;
    font-size: 14px;
}
.zttongtxt span{
    display: block;
    width: 50px;
    height: 50px;
    text-align: center;
    line-height: 50px;
    background: #1273ab;
    border-radius: 50%;
    color: #FFF;
    font-size: 20px;
    position: absolute;
    left: -70px;
    top: 0;
}
.zttongbox li{
    margin-top: 40px;
}
.ztcasebox{
    background: url(/static/dynamic/copper-process/images/bg-tong.png) no-repeat center;
}
.ztcaselist li{
    width: 31%;
}
.ztcaselist li p{
    font-size: 18px;
    text-align: center;
}
.ztcaselist li:hover p{
    color: #dd1f2b;
}

@media (max-width: 1000px){
	.zt-banner{
		height: 180px;
		position: relative;
		overflow: hidden;
	}
	.zt-banner img{
		width: auto;
		height: 100%;
		position: absolute;
		left: 50%;
		transform: translateX(-50%);
	}
    .zttitbox h1, .zttitbox h2{
        font-size: 26px;
        margin-bottom: 20px;
    }
    .zttitbox h1:after, .zttitbox h2:after{
        margin-top: 20px;
    }
    .ztsolupic{
        width: 100%;
    }
    .ztsolu:before{
        display: none;
    }
    .ztsoluicon{
        width: 12%;
        margin-top:20px;
        display: none;
    }
    .ztsolutxt{
        margin-top:20px;
        width:100%;
    }
    .ztsolutxt h3{
        font-size: 22px;
    }
    .ztsolu li{
        border-bottom: 1px solid #CCC;
        padding: 50px 0;
    }
    .ztsolu li:last-child{
        border-bottom: 0 none;
        padding-bottom: 0;
    }
    .ztsolu li:first-child{
        padding-top:20px;
    }
    .ztsolu li:nth-child(2n) .ztsolutxt{
        margin-top:0;
        margin-bottom:30px;
    }
    .zttongbox{
        width: 100%;
    }
    .zttongtxt span{
        display: none;
    }
    .zttongpic{
        width: 100%;
        margin-bottom: 20px;
    }
    .zttongtxt{
        width: 100%;
    }
    .ztcaselist li{
        width: 100%;
        margin-top: 20px;
    }
    .ztcaselist li p{
        font-size: 16px;
        line-height: 1.5em;
    }
}