@include b(footer){
  // background-color: #1c222c;
  padding: .4rem;
  text-align: center;
  background: #f7f7f7;
  font-size: .24rem;
  line-height: 1.6;
  a{
    color: #999;
  }
  @include e(nav){
    @include flex($space: center);
    padding-top: .3rem;
    color: #5c5a67;
    span{
      font-size: $--font-size-small;
      width: 1.5rem;
      color: #fff;
      text-align: center;
    }
  }
  @include e(service){
    padding: .6rem .2rem 0 ;
    @include flex($space: space-around);
    a{
      padding: .15rem .1rem .15rem .55rem; 
      line-height: normal;
      // width: 2.5rem;
      box-sizing: border-box;
      font-size: $--font-size-tiny;
      border-radius: $--radius;
      color: #fff;
      white-space: nowrap;
    }
  }
  @include e(qq){
    background: url(../../assets/首页-QQ.png) no-repeat .12rem 50% / .35rem  $--color-theme-boy;
  }
  @include e(phone){
    background: url(../../assets/首页-电话.png) no-repeat .12rem 50% / .35rem  $--color-theme-girl;
  }
  @include e(copyright){
    padding-top: .5rem;
    padding-bottom: .2rem;
    text-align: center;
    font-size: $--font-size-tiny;
    color: #7b7b7b;    
    line-height: 2;
  }
}