footer {
  width: 100%;
  background-color: #1e1e1e;
  box-sizing: border-box;
  padding: 4% 5% 2% 5%;
}
footer .top {
  display: flex;
  padding-bottom: 3%;
  justify-content: space-between;
  border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}
footer .top .left {
  width: 70%;
  display: flex;
  border-right: 1px solid rgba(255, 255, 255, 0.2);
}
footer .top .left .b {
  display: flex;
  flex-direction: column;
  margin-right: 4%;
}
footer .top .left .b a {
  font-size: 14px;
  color: #fff;
}
footer .top .left .b .big {
  font-size: 18px;
  font-weight: bold;
  margin-bottom: 20px;
}
footer .top .left .b .sm {
  color: #ffffff80;
  margin-bottom: 10px;
}
footer .top .left .b .sm:hover {
  color: #fff;
}
footer .top .left .b:last-child {
  margin-right: 0;
}
footer .top .right {
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}
footer .top .right .btlogo {
  width: 40%;
  margin-bottom: 10px;
}
footer .top .right .p1 {
  color: #fff;
  font-size: 18px;
  margin-bottom: 10px;
}
footer .top .right .p2 {
  color: #d50000;
  font-size: 30px;
  margin-bottom: 10px;
}
footer .top .right .ewm {
  width: 25%;
  margin-bottom: 10px;
}
footer .top .right .p3 {
  color: #fff;
  font-size: 14px;
}
footer .bootom {
  padding-top: 1%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
footer .bootom .p1 {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.4);
}
footer .bootom .right {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 24%;
}
footer .bootom .right a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.4);
}
footer .bootom .right a:hover {
  color: #fff;
}
footer .footer-nav {
  display: none;
}
@media screen and (max-width: 1280px) {
  footer {
    padding: 5%;
  }
  footer .top .left {
    width: 80%;
  }
  footer .top .left .b {
    margin-right: 3%;
  }
  footer .top .left .b .big {
    font-size: 16px;
  }
  footer .top .right {
    width: 20%;
  }
  footer .top .right .p2 {
    font-size: 18px;
  }
  footer .bootom .right {
    width: 40%;
  }
}
@media screen and (max-width: 970px) {
  footer .top {
    display: none;
  }
  footer .bootom {
    margin-bottom: 54px;
    flex-direction: column;
  }
  footer .bootom .p1 {
    font-size: 14px;
  }
  footer .bootom .right {
    flex-direction: column;
    width: 100%;
  }
  footer .footer-nav {
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    height: 54px;
    bottom: 0;
    left: 0;
    width: 100%;
    max-width: 970px;
    margin: 0 auto;
    background: #e50000;
    opacity: 1;
    position: fixed;
    z-index: 999;
  }
  footer .footer-nav a {
    -webkit-box-flex: 1;
    -ms-flex: 1;
    flex: 1;
    display: block;
    height: 100%;
    color: white;
    font-size: 14px;
    line-height: 70px;
    text-align: center;
    font-weight: bold;
  }
  footer .footer-nav .footer-nav-map {
    background: url("../imgs/bottom_map.png") no-repeat center 5px;
    background-size: 16px 23px;
  }
  footer .footer-nav .footer-nav-tel {
    border-left: 0.025rem solid rgba(255, 255, 255, 0.7);
    border-right: 0.025rem solid rgba(255, 255, 255, 0.7);
    background: url("../imgs/bottom_tel.png") no-repeat center 7px;
    background-size: 19px;
  }
  footer .footer-nav .footer-nav-top {
    background: url("../imgs/bottom_top.png") no-repeat center 8px;
    background-size: 32px 14px;
  }
}