@media (min-width: 1200px) { 
  .input_border {
    border: 2px solid #c52d2f;
    border-radius: 6px;
  }
  
  .form-control {
    border: none;
  }
  
  .input-group-addon {
    border: none;
  }
  
  .wl_bg,
  .bg_left {
    background-color: #fff !important;
    color: black !important;
  }
  
  .wl_bg {
    border-right: 1px solid #ccddcc !important;
  }
  
  .bg_left {
    border-left: 1px solid #ccddcc !important;
  }
  
  .transport_title {
    margin-bottom: .75rem;
    width: 19rem;
    height: 4.8rem;
    position: relative;
    left: 50%;
    transform: translateX(-50%);
  }
  
  .btn_bg {
    background-image: url("../images/cost/2.png");
    width: 0.8rem;
    height: 1rem;
    background-repeat: no-repeat;
    background-size: 100%;
    position: absolute;
    top: 50%;
    left: 36%;
    transform: translate(-50%, -50%);
  }
  
  .subtn {
    height: 60px;
  }
  
  .btn_text {
    font-size: .5rem;
    position: absolute;
    color: #fff;
    font-weight: 700;
    top: 50%;
    left: 60%;
    transform: translate(-50%, -50%);
  }
  
  .panel_border {
    border-radius: 0 !important;
    border-top: 2px solid black;
    border-bottom: 2px solid black;
  }
  
  .panel_div {
    width: 100%;
    height: .6rem;
    margin: .4rem 0 .4rem 0;
    position: relative;
  }
  
  .panel_heading {
    background-image: url("../images/cost/text.png");
    background-repeat: no-repeat;
    background-size: 100%;
    width: 4.5rem;
    height: .6rem;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
  }
  
  .cost_img {
    background-repeat: no-repeat;
    background-size: 100%;
    width: 2.5rem;
    height: 4.5rem;
  }
  
  .baobao {
    background-image: url("../images/cost/baobao.png");
  }
  
  .neiyi {
    background-image: url("../images/cost/neiyi.png");
  }
  
  .waitao {
    background-image: url("../images/cost/waitao.png");
  }
  
  .xiezi {
    background-image: url("../images/cost/xiezi.png");
  }
  
  .qunzi {
    background-image: url("../images/cost/qunzi.png");
  }
  
  .maozi {
    background-image: url("../images/cost/maozi.png");
  }
  
  .cost_bg {
    margin-top: 1.5rem;
    background-image: url("../images/cost/footer.jpg");
    background-repeat: no-repeat;
    background-size: 100%;
    width: 100%;
    height: 21rem;
  }
  
  .cost_bj {
    padding: 70px 0 0 0 !important;
  }
 }
 
/* 平板电脑和小屏电脑之间的分辨率 */
@media (min-width: 480px) and (max-width: 1200px) { 
  .input_border {
    border: 2px solid #c52d2f;
    border-radius: 6px;
  }
  
  .form-control {
    border: none;
  }
  
  .input-group-addon {
    border: none;
  }
  
  .wl_bg,
  .bg_left {
    background-color: #fff !important;
    color: black !important;
  }
  
  .wl_bg {
    border-right: 1px solid #ccddcc !important;
  }
  
  .bg_left {
    border-left: 1px solid #ccddcc !important;
  }
  
  .transport_title {
    margin-bottom: .75rem;
    width: 19rem;
    height: 4.8rem;
    position: relative;
    left: 50%;
    transform: translateX(-50%);
  }
  
  .btn_bg {
    background-image: url("../images/cost/2.png");
    width: 0.8rem;
    height: 1rem;
    background-repeat: no-repeat;
    background-size: 100%;
    position: absolute;
    top: 50%;
    left: 36%;
    transform: translate(-50%, -50%);
  }
  
  .subtn {
    height: 60px;
  }
  
  .btn_text {
    font-size: .5rem;
    position: absolute;
    color: #fff;
    font-weight: 700;
    top: 50%;
    left: 60%;
    transform: translate(-50%, -50%);
  }
  
  .panel_border {
    border-radius: 0 !important;
    border-top: 2px solid black;
    border-bottom: 2px solid black;
  }
  
  .panel_div {
    width: 100%;
    height: .6rem;
    margin: .4rem 0 .4rem 0;
    position: relative;
  }
  
  .panel_heading {
    background-image: url("../images/cost/text.png");
    background-repeat: no-repeat;
    background-size: 100%;
    width: 4.5rem;
    height: .6rem;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
  }
  
  .cost_img {
    background-repeat: no-repeat;
    background-size: 100%;
    width: 2.5rem;
    height: 4.5rem;
  }
  
  .baobao {
    background-image: url("../images/cost/baobao.png");
  }
  
  .neiyi {
    background-image: url("../images/cost/neiyi.png");
  }
  
  .waitao {
    background-image: url("../images/cost/waitao.png");
  }
  
  .xiezi {
    background-image: url("../images/cost/xiezi.png");
  }
  
  .qunzi {
    background-image: url("../images/cost/qunzi.png");
  }
  
  .maozi {
    background-image: url("../images/cost/maozi.png");
  }
  
  .cost_bg {
    margin-top: 1.5rem;
    background-image: url("../images/cost/footer.jpg");
    background-repeat: no-repeat;
    background-size: 100%;
    width: 100%;
    height: 21rem;
  }
  
  .cost_bj {
    padding: 70px 0 0 0 !important;
  }
 }
 
/* 横向放置的手机及分辨率更小的设备 */
@media (max-width: 480px) {
  .input_border {
    border: 2px solid #c52d2f;
    border-radius: 6px;
  }
  
  .form-control {
    border: none;
  }
  
  .input-group-addon {
    border: none;
  }
  
  .wl_bg,
  .bg_left {
    background-color: #fff !important;
    color: black !important;
  }
  
  .wl_bg {
    border-right: 1px solid #ccddcc !important;
  }
  
  .bg_left {
    border-left: 1px solid #ccddcc !important;
  }
  
  .transport_title {
    margin-bottom: .75rem;
    width: 26rem;
    height: 6.8rem;
    position: relative;
    left: 50%;
    transform: translateX(-50%);
  }
  
  .btn_bg {
    background-image: url("../images/cost/2.png");
    width: 2.8rem;
    height: 3.6rem;
    background-repeat: no-repeat;
    background-size: 100%;
    position: absolute;
    top: 50%;
    left: 36%;
    transform: translate(-50%, -50%);
  }
  
  .subtn {
    height: 60px;
  }
  
  .btn_text {
    font-size: 2.5rem;
    position: absolute;
    color: #fff;
    font-weight: 700;
    top: 50%;
    left: 60%;
    transform: translate(-50%, -50%);
  }
  
  .panel_border {
    border-radius: 0 !important;
    border-top: 2px solid black;
    border-bottom: 2px solid black;
  }
  
  .panel_div {
    width: 100%;
    height: .6rem;
    margin: .4rem 0 .4rem 0;
    position: relative;
  }
  
  .panel_heading {
    background-image: url("../images/cost/text.png");
    background-repeat: no-repeat;
    background-size: 100%;
    width: 10.5rem;
    height: 1.3rem;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
  }
  
  .cost_img {
    background-repeat: no-repeat;
    background-size: 100%;
    width: 4.5rem;
    height: 8.5rem;
    position: relative;
    left: 50%;
    transform: translate(-50%);
  }
  
  .baobao {
    background-image: url("../images/cost/baobao.png");
  }
  
  .neiyi {
    background-image: url("../images/cost/neiyi.png");
  }
  
  .waitao {
    background-image: url("../images/cost/waitao.png");
  }
  
  .xiezi {
    background-image: url("../images/cost/xiezi.png");
  }
  
  .qunzi {
    background-image: url("../images/cost/qunzi.png");
  }
  
  .maozi {
    background-image: url("../images/cost/maozi.png");
  }
  
  .cost_bg {
    margin-top: 1.5rem;
    background-image: url("../images/cost/footer.jpg");
    background-repeat: no-repeat;
    background-size: 100%;
    width: 100%;
    height: 17.4rem;
  }
  
  .cost_bj {
    padding: 20px 0 0 0 !important;
  }
  }