@media only screen and (max-width: 1440px) {
    .wrap {
        width: auto;
        max-width: 1140px;
        min-width: 1140px;
    }

    .head-no {
        height: 115px;
    }

    .headb-cnt {
        padding: 15px 0;
    }

    .headb-clogo img {
        height: 70px;
    }

    .headb-ctit img {
        height: 85px;
    }

    .headb-cri img {
        height: 50px;
    }

    .headb-cchild {
        width: 25px;
        height: 25px;
        bottom: 15px;
        right: 25px;
    }



    .headb-popbox {
        top: 55px;
    }

    .popbx-remve>a {
        width: 60px;
        height: 60px;
        line-height: 60px;
    }

    .popbx-remve>a>i {
        font-size: 36px;
    }

    .popbx-cnt {
        width: 320px;
        height: calc(100vh - 115px);
        padding: 30px 35px;
    }

    .popbx-ctul>li {
        margin-bottom: 25px;
    }

    .popbx-ctul>li>h3 {
        font-size: 20px;
        margin-bottom: 10px;
    }

    .popbx-ctul>li>a {
        font-size: 16px;
        margin-bottom: 10px;
    }
     .popbx-ctul>li>div>a {
        font-size: 16px;
        margin-bottom: 10px;
    }

    .popbxc-language>a {
        font-size: 20px;
    }








    /*---------- main---banner------ */
    .banner-bcnt h5 {
        font-size: 22px;
    }

    .banner-bcnt h5::after {
        height: 8px;
    }

    .banner-bcnt h1 {
        width: 50%;
        font-size: 34px;
        padding-top: 10px;
    }





    /* ----------导航------ */
    .metallurgy-top {
        padding: 25px 0;
    }

    .metallurgy-tple>img {
        width: 16px;
        height: 16px;
    }

    .metallurgy-tpltxt {
        margin-left: 8px;
    }

    .metallurgy-tpltxt>a {
        font-size: 14px;
    }

    .metallurgy-tpltxt>span {
        padding: 0 5px;
    }

    .metallurgy-tpri>a {
        font-size: 18px;
        margin-left: 30px;
    }









    .sustaina-ctit {
        padding-bottom: 10px;
    }

    .sustaina-ctit>h3 {
        font-size: 34px;
        padding: 15px 0;
    }

    .sustaina-ctit>p {
        width: 90px;
    }











    /* fonter */
    .footb-cnt {
        padding: 50px 0 20px;
    }

    .footb-ctle>ul>li>h3 {
        font-size: 20px;
        margin-bottom: 15px;
    }

    .footb-ctle>ul>li>span {
        width: 35px;
        height: 2px;
        margin-bottom: 15px;
    }

    .footb-ctle>ul>li>a {
        font-size: 16px;
        margin-bottom: 10px;
    }

    .footb-ctrlink h3 {
        font-size: 20px;
        margin-bottom: 15px;
    }

    .footb-ctrlink p {
        font-size: 16px;
        padding: 0 0 10px;
    }


    .footb-ctr-img {
        width: 120px;
        padding: 8px;
    }

    .footb-ctr-img p {
        font-size: 12px;
        margin-top: 8px;
    }




    .footb-btm {
        padding: 20px 0 30px;
    }

    .footb-btm p {
        font-size: 16px;
    }

    .footb-btm p img {
        width: 20px;
        height: 20px;
        margin: 0 8px;
    }


}

@media only screen and (max-width: 769px) {
    .wrap {
        max-width: 100% !important;
        min-width: 100%;
    }

    .pcword {
        display: none;
    }

    .appword {
        display: block;
    }



    /* ---按钮--- */
    .menu-button {
        width: 20%;
        height: 100%;
        padding: .3rem .1rem;
        cursor: pointer;
        -webkit-transition: 0.3s;
        transition: 0.3s;
        background-color: #ffffff;
    }

    .menu-button .bar:nth-of-type(1) {
        margin-top: 0px;
    }

    .menu-button .bar:nth-of-type(3) {
        margin-bottom: 0px;
    }

    .bar {
        position: relative;
        display: block;
        width: .5rem;
        height: .05rem;
        margin: .1rem auto;
        background-color: #102b6e;
        border-radius: 10px;
        -webkit-transition: 0.3s;
        transition: 0.3s;
    }

    .cross .bar:nth-of-type(1) {
        -webkit-transform: translateY(9px) rotate(-45deg);
        -ms-transform: translateY(9px) rotate(-45deg);
        transform: translateY(9px) rotate(-45deg);
    }

    .cross .bar:nth-of-type(2) {
        opacity: 0;
    }

    .cross .bar:nth-of-type(3) {
        -webkit-transform: translateY(-10px) rotate(45deg);
        -ms-transform: translateY(-10px) rotate(45deg);
        transform: translateY(-10px) rotate(45deg);
    }







    /* -----左侧列表----- */
    .head-no {
        width: 100%;
        height: 1rem;
    }

    /* .head-app{} */

    .appnav-top {
        display: flex;
        justify-content: space-between;
        align-items: center;
        width: 100%;
        position: fixed;
        top: 0;
        z-index: 999;
        background-color: #ffffff;
    }

    .appnav-tpimg {
        padding: 0 10px;
    }

    .appnav-tpimg img {
        width: auto;
        height: 50px;
    }


    .appbjmont {
        width: 100vw;
        height: 100vh;
        position: fixed;
        top: 0;
        left: 0;
        z-index: 91;
        background-color: rgba(0, 0, 0, .5);
        display: none;
    }

    .appnav-left {
        width: 60%;
        height: 100vh;
        background-color: #ffffff;
        position: fixed;
        left: -60vw;
        top: 0;
        z-index: 95;
        transition: all .3s;
        overflow-y: auto;
    }

    .frame-titap {
        border-bottom: 0px solid #e5e5e5;

    }

    .frame-titap>ul {
        display: flex;
        flex-direction: column;
        justify-content: space-between;
        align-items: center;
    }

    .frame-titap>ul>li {
        width: 100%;
        position: relative;
        text-align: center;
        margin-bottom: .3rem;
    }

    .frame-titap>ul>li:nth-child(1) .lischild {
        display: block;
    }

    .frame-titap>ul>li a {
        width: 100%;
        font-size: 14px;
        padding: 10px 0;
        display: inline-block;
        text-align: center;
    }

    .title-itm::after {
        bottom: 10px;
    }

    .popbxc-language>a {
        font-size: 16px;
    }

    .lischild {
        width: 100%;
        /* background-color: #f5f5f5; */
        /* border-bottom: 1px solid #e5e5e5; */
        display: block;
        transition: all .5s;
    }

    .lischild>a {
        width: 100%;
        padding: .15rem .3rem;
        /* border-bottom: 1px solid #e5e5e5; */
        text-align: center;
    }

    .apptile {
        /* background-color: #f9f9f9 !important; */
        color: #102b6e !important;
        font-weight: 600;
    }

    .ctbl-uprod>a>img {
        width: 20px;
        height: 20px;
        margin-top: 0px;
    }

    .ctbl-uprod>a>span {
        font-size: 14px;
        margin-left: .1rem;
    }




    .headb-tcnt {
        display: flex;
        justify-content: center;
        margin-top: .2rem;
    }











    /* ---------main-----banner------- */
    main {
        min-height: calc(100vh - 160px);
    }

    .bjmaxwid {
        max-width: 100%;
        min-width: 100%;
    }

    .banner-box {
        max-width: 100%;
        min-width: 100%;
        position: relative;
    }

    .banner-bcnt {
        width: 90%;
    }

    .banner-bcnt h5::after {
        height: 5px;
    }

    .banner-bcnt h5 {
        font-size: 16px;
    }

    .banner-bcnt h1 {
        width: 87%;
        font-size: 18px;
        padding-top: .1rem;
    }




    /* ----------导航------ */
    .metallurgy-top {
        padding: .2rem .1rem;
        flex-direction: column;
        align-items: flex-start;
    }

    .metallurgy-tple>img {
        width: 16px;
        height: 16px;
    }

    .metallurgy-tpltxt {
        margin-left: 5px;
    }

    .metallurgy-tpltxt>a {
        font-size: 12px;
    }
    .metallurgy-tpltxt>span {
        padding: 0 5px;
    }
    .metallurgy-tpri {
        width: 100%;
        margin-top: 0rem;
        justify-content: flex-end;
        flex-wrap: wrap;
    }

    .metallurgy-tpri>a {
        font-size: 11px;
        margin-left: .2rem;
        padding: .2rem 0 .1rem;
    }
        .metallurgy-tpri>a:last-child {
            margin-right: .3rem;
        }









    .sustaina-ctit>h3 {
        font-size: 24px;
        padding: .15rem .3rem;
    }
    .sustaina-ctit>p{
        width: 70px;
    }

    .sustaina-cnt>p {
        font-size: 14px;
        line-height: 26px;
        margin-top: 5px;
        margin-left: .2rem;
        margin-right: .2rem;
    }
    















    /* ---------footer---------- */
    
    	.foot-box {
    		min-width: 100%;
		}
    	.footb-cnt{
        	padding: .5rem .1rem .2rem;
        	/*flex-direction: column;*/
    	}
    	.footb-ctle {
    		width: 67%;
		}
    	.footb-ctle>ul>li>h3 {
        font-size: 16px;
        margin-bottom: .15rem;
    }
    	.footb-ctle>ul>li>a {
        font-size: 14px;
        margin-bottom: .05rem;
    }
    
    
    	.footb-ctri {
    		width: 35%;
    		padding-top:0rem;
		}
    	.footb-ctrlink{
			width: 100%;
		}
     .footb-ctrlink h3 {
        font-size: 16px;
        margin-bottom: .15rem;
    }
    .footb-ctrlink > span {
    margin-bottom: .2rem;
}
	
	.footb-ctrlink p {
        font-size: 14px;
        padding: 0 0 .1rem;
    }
	.footb-ctr-img {
        width: 100px;
        padding: .1rem;
        display:none;
    }
	    .footb-ctr-img p{
        font-size: 10px;
        margin-top: .1rem;
    }


    
    
    .foot-app {
        background-color: #5c5d60;
        background-image: url("../images/picbj02.png");
        background-size: 100% 100%;
    }

    .footb-btm {
        padding: .15rem 0;
        flex-direction: column;
    }

    .footb-btm p {
        font-size: 12px;
        text-align: center;
        padding: .1rem;
    }

    .footb-btm p img {
        width: 18px;
        height: 18px;
        margin-right: .1rem;
    }
}