@media only screen and (max-width: 1600px) {
  .ztrd ul li img {
    height: 167px;
  }
}

@media only screen and (max-width: 1450px) {
  .container {
    padding: 0 3%;
  }
  .logo {
    width: 32%;
  }
}

@media only screen and (max-width: 1100px) {
  .head_fr .top_l {
    display: none;
  }
  .logo {
    width: 41%;
  }
  .head_fr {
    width: auto;
  }
  .head_fr .search {
    display: none;
  }
  .header .nav .ul1 {
    display: none;
  }
  .header .nav .ul2 {
    display: block;
  }

  .menu {
    width: 28px;
    height: 21px;
    display: block;
    right: 39px;
    top: 0;
    margin: auto;
    bottom: 0;
    overflow: hidden;
    z-index: 999999999;
    cursor: pointer;
    position: absolute;
  }

  .menu span {
    float: left;
    width: 100%;
    background: #7ba917;
    transition: all 0.4s ease;
    margin-top: 7px;
    height: 2px;
  }
  .menu span:first-child {
    margin-top: 0;
  }

  .menu.open span:nth-child(1) {
    transform: rotate(45deg);
    margin-top: 10px;
  }

  .menu.open span:nth-child(2) {
    transform: rotate(-45deg);
    margin-top: -2px;
  }

  .menu.open span:nth-child(3) {
    opacity: 0;
  }
  .nav {
    position: fixed;
    transition: right 0.3s ease;
    right: -100vw;
    top: 137px;
    left: auto;
    width: 420px;
    height: calc(100vh - 100px);
    z-index: -99;
    background: #ffffff;
    margin: 0;
  }
  .nav.active {
    right: 0;
    z-index: 99999;
  }
  .header .nav .ul2 {
    width: 100%;
    overflow: auto;
    height: 100%;
    border-top: 1px solid #e6e6e6;
  }
  .header.active {
    \: #00923f;
  }
  .header.active::before {
    display: none;
  }
  .header .nav ul > li {
    float: none;
    width: 100%;
    height: auto;
    line-height: 60px;
    position: relative;
    border-bottom: 1px solid rgba(255, 255, 255, 0.3);
    text-align: left;
    padding: 0;
  }
  .nav ul > li::before {
    display: none;
  }
  .header .nav ul > li > a {
    font-size: 18px;
    font-weight: bold;
    width: 80%;
    text-indent: 20px;
    position: relative;
    display: block;
    color: #000;
  }

  .nav ul li ol {
    width: 100%;
    left: 0;
    position: relative;
    top: 0;
    background: none;
    text-align: left;
    padding: 0;
    opacity: 1;
    display: none;
  }

  .nav ul > li a::after {
    display: none;
  }

  .nav ul li ol > li {
    text-align: left;
    border: 0;
    line-height: 50px;
    position: relative;
    text-indent: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    height: auto;
  }

  .nav li ol li:hover a {
    color: #fff;
  }

  .nav ul ol li a {
    font-size: 17px;
    color: #000;
    display: block;
  }

  .nav ul li i {
    position: absolute;
    right: 0;
    width: 15%;
    height: 60px;
    top: 0;
    background: url(../images/jia.png) no-repeat center center;
    margin: auto;
    z-index: 10;
    cursor: pointer;
    transition: all 0.2s ease;
    -moz-transition: all 0.2s ease;
    -o-transition: all 0.2s ease;
    -webkit-transition: all 0.2s ease;
  }

  .nav ul li ol li i {
    height: 50px;
  }

  .nav ul li i.on {
    background: url(../images/jian.png) no-repeat center center;
  }
  .header::before {
    display: none;
  }
  .header {
    background: #ffffff;
    opacity: 0.9;
  }
  .search_an {
    display: block;
    position: absolute;
    top: 55px;
    right: 82px;
    cursor: pointer;
  }
  .more a {
    width: 162px;
  }
  .more a {
    height: 44px;
    line-height: 44px;
  }
  .tzgg .time {
    margin-right: 12px;
  }
  .main3 .bd li a {
    padding: 25px 15px 31px;
  }
  .main3 .bd li p.time {
    margin-top: 18px;
  }
  .main3 .bd li p.line-3 {
    margin-top: 12px;
  }
  .main3 .bd li p.time:after,
  .main3 .bd li:hover p.time:after {
    background-size: 68%;
    width: 66px;
  }
  .main3 .bd li div {
    padding-bottom: 12px;
  }
  .main4 li {
    width: 48%;
    padding-left: 2%;
  }
  .main4 li .img {
    margin-right: 10px;
  }
  .main4 li .text {
    width: calc(100% - 70px);
    width: -webkit-calc(100% - 70px);
    width: -moz-calc(100% - 70px);
  }
  .main4 li h1 {
    font-size: 24px;
  }
}


@media only screen and (max-width: 960px) {
  .logo {
    width: 46%;
    height: 120px;
  }
  .search_an{
    top: 0;
    bottom: 0;
    margin: auto;
    width: 40px;
    height: 40px;
    text-align: center;
    line-height: 40px;
  }
}

@media only screen and (max-width: 840px) {
  .nav {
    top: 137px;
    height: calc(100vh - 90px);
  }
  .tit h1 {
    font-size: 24px;
    padding-right: 56px;
  }
}
@media only screen and (max-width: 768px) {
  .menu {
    right: 3.5%;
  }
  .search_an {
    right: 71px;
  }
}


@media only screen and (max-width: 640px) {
  .nav {
    top: 137px;
    height: calc(100vh - 80px);
    width: 100%;
  }
  .search_an {
    right: 60px;
    width: 30px;
    height: 30px;
    line-height: 30px;
  }
  .logo {
    width: 55%;
    height: 100px;
  }
  .header {
    position: relative;
  }
}
@media only screen and (max-width: 580px) {
  .tit h1 {
    font-size: 20px;
  }
}


@media only screen and (max-width: 480px) {
  .header .logo {
    width: 68%;
    height: 72px;
  }
  .search_an {
  }
  .search_an img {
    width: 80%;
  }
  .nav {
    top: 72px;
    height: calc(100vh - 72px);
    width: 100%;
  }
}

@media (max-width: 1700px) {
  .footer {
    padding: 0 20%;
  }
  .footer_top {
    padding-top: 55px;
  }
  .footer_top > div:nth-child(1) {
    font-size: 21px;
  }
  .footer_btm {
    padding: 55px 0;
  }
}
@media (max-width: 1500px) {
  .footer {
    padding: 0 15%;
  }
  .footer_top {
    padding-top: 50px;
  }
  .footer_top > div:nth-child(1) {
    font-size: 20px;
  }
  .footer_btm {
    padding: 50px 0;
  }

  .select-selected,
  .select-selected2,
  .select-selected3,
  .select-selected4 {
    font-size: 15px;
  }
  .footer_btm > p {
    font-size: 14px;
  }
  .footer_btm > p > span {
    margin: 0 1.5%;
  }
}

@media (max-width: 1145px) {
  .footer {
    padding: 0 5%;
  }
  .footer_top {
    padding-top: 45px;
  }
  .footer_top > div:nth-child(1) {
    font-size: 19px;
  }
  .footer_btm {
    padding: 40px 0;
  }
  .custom-select,
  .custom-select2,
  .custom-select3,
  .custom-select4 {
    height: 45px;
  }
  .select-selected,
  .select-selected2,
  .select-selected3,
  .select-selected4 {
    font-size: 13px;
  }
  .footer_btm > p {
    font-size: 13px;
  }
  .footer_btm > p > span {
    margin: 0 0.75%;
  }
}

@media (max-width: 768px) {
  .footer {
    padding: 0 2%;
  }
  .footer_top {
    padding-top: 0px;
  }
  .footer_top > div:nth-child(1) {
    width: 20%;
    text-align: center;
  }
  .footer_top > div:nth-child(2) {
    width: 80%;
    padding-top: 45px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
  }

  .custom-select,
  .custom-select2,
  .custom-select3,
  .custom-select4 {
    width: 45%;
    height: 40px;
    margin-bottom: 20px;
  }

  .footer_top > div:nth-child(1) {
    font-size: 19px;
  }

  .select-selected,
  .select-selected2,
  .select-selected3,
  .select-selected4 {
    font-size: 14px;
    padding: 0 15px;
  }
  .footer_btm {
    padding: 20px 0 30px;
  }
  .footer_top > div:nth-child(1) {
    margin-top: -40px;
  }
  .footer_btm > p {
    font-size: 12px;
    line-height: 30px;
    text-align: left;
  }
  .footer_btm > p > span {
    margin: 0 0.75%;
  }
}

@media (max-width: 540px) {
  .footer {
    padding: 20px 2%;
  }
  .footer_top {
    padding-top: 0px;
    display: block;
  }
  .footer_top > div:nth-child(2) {
    width: 100%;
    padding-top: 0;
  }

  .custom-select,
  .custom-select2,
  .custom-select3,
  .custom-select4 {
    width: 48%;
    margin-bottom: 10px;
  }

  .footer_top > div:nth-child(1) {
    font-size: 16px;
    display: block;
    width: 100%;
    margin: 0 0 10px;
  }

  .footer_btm {
    padding: 0;
  }
}