* {
   padding: 0;
   margin: 0;
 }

 .header {
   width: 100%;
   height: 75px;
   position: absolute;
   z-index: 17;
   background-color: #fff;
   min-width: 1000px;
   box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
 }

 .header_wrap {
   position: relative;
   width: 100%;
   height: 75px;
   margin: 0 auto;
   display: flex;
   align-items: center;
 }

 .header .logowrap {
   position: absolute;
   left: 14em;
   display: flex;
   flex-direction: row;
   align-items: center;
 }

 .header a.logo {
   text-decoration: none;
   text-indent: -999em;
   display: block;
   margin-right: 20px;
   margin-top: 6px;
   padding-bottom: 10px;
 }
 .header a.logo.logo_pindou {
   width: 102px;
   height: 30px;
   background: url(../pindou/images/logo.png) no-repeat;
   background-size: 100% auto;
 }

 .header a.logo.logo_aimi {
   width: 132px;
   height: 30px;
   background: url(../Aimi/images/logo.png) no-repeat;
   background-size: 100% auto;
 }

 .header a.logo.logo_clean {
   width: 142px;
   height: 30px;
   background: url(../clean/images/512.png) no-repeat;
   background-size: 100% auto;
 }
 .header a.logo.logo_qingm {
   width: 93px;
   height: 32px;
   background: url(../qingm/images/logo.png) no-repeat;
   background-size: 100% auto;
 }
 .logo_active {
   border-bottom: 3px solid #44adf7 !important;
 }