.m_img {
  display: none;
}
.m_nav {
  display: none;
}
/*移动端导航*/
@media screen and (max-width: 990px) and (min-width: 0px) {
  .top2 {
    display: none
  }
  .msgNum {
    display: none;
  }
  .slider {
    margin-top: 44px;
  }
  .head {
    display: none
  }
  .m_img {
    display: block;
    height: 44px;
    position: fixed;
    top: 0px;
    left: 0px;
    width: 100%;
    z-index: 9999;
    overflow: hidden;
    background: #fff
  }
  .m_img .headlf {
    padding-top: 2px;
    padding-left: 5px;
    float: left;
  }
  .m_img .headlf .m_logo {
    height: 40px;
    display: block
  }
  .m_img .headrg {
    padding-right: 5%;
    padding-top: 14px;
    float: right;
  }
  .m_img .headrg a .m_menuimg {
    height: 16px;
    vertical-align: top;
    display: block
  }
  .m_nav {
    display: block;
    position: fixed;
    top: 0px;
    left: 0px;
    width: 0px;
    height: 0px;
    overflow: hidden;
    z-index: 10000
  }
  .m_nav .closecover {
    position: absolute;
    width: 100%;
    height: 100%;
    background: #0b0d19;
    filter: alpha(opacity=0);
    opacity: 0;
    left: 0px;
    top: 0px;
    z-index: 1
  }
  .m_nav .closeicon {
    position: absolute;
    width: 20%;
    left: 30px;
    top: 5%;
    z-index: 100;
    text-align: center;
    filter: alpha(opacity=0);
    opacity: 0
  }
  .m_nav .m_navList {
    position: absolute;
    width: 80%;
    right: 0px;
    top: 0px;
    background: #0b0d19;
    height: 100%;
    z-index: 100;
    right: -80%;
    overflow-y: scroll;
  }
  .m_nav .m_navList ul {
    padding-left: 5%;
    padding-right: 5%
  }
  .m_nav .m_navList ul li {
    border-bottom: 1px solid #232530
  }
  .m_nav .m_navList ul li a {
    display: block;
    height: 45px;
    color: #fff;
    line-height: 45px;
    padding-left: 5%;
    font-size: 16px
  }
  .m_nav .m_navList ul li .m_f_a {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%
  }
  .m_nav .m_navList ul li .m_f_a a {
    flex: 1;
  }
  .m_nav .m_navList ul li .m_f_a i {
    width: 40px;
    height: 35px;
    box-sizing: border-box;
    padding: 0 5px;
    display: block;
  }
  .icon {
    background: url(../images/plus.png) 100% no-repeat;
    background-position: 50% 50%;
    -webkit-transition: all 0s;
    -moz-transition: all 0s;
    transition: all 0s
  }
  .icon_on {
    background: url(../images/reduce.jpg) 50% no-repeat !important;
    background-position: 50% 50%;
    -webkit-transition: all 0s;
    -moz-transition: all 0s;
    transition: all 0s
  }
  .m_nav .m_navList ul li .m_s_nav {
    display: none;
    width: 100%;
  }
  .m_nav .m_navList ul li .m_s_nav a {
    display: block;
    height: 40px;
    line-height: 40px;
    font-size: 14px;
    padding-left: 10%;
    overflow: hidden;
    white-space: nowrap;
    width: 90%;
    text-overflow: ellipsis;
  }
}