/*index header*/
header { 
  width:100%;
  height: 140px; background:#333; text-align:center; position: relative;
  display: flex; align-items: center;
}
header .w-50 { width:50% }
header .hd1 input{
  width: 300px; border:none;
  background: #fff; border-radius: 8px;
}
header .hd1 {
  margin:0 auto; width: 1660px; padding:0 20px;
  position: relative;
}
header .hd1 .navbar-brand img{ height: 70px;}
header .hd1 .logo { text-align:left; }
header .menu_search {
  position: relative;
  display: flex; flex-direction: row;
  align-items: center;
  justify-content: flex-end;
}
header .menu_search svg{
    height: 43px;
    position: relative;
    left: -30px; 
    border-top-right-radius: 10px;
    border-bottom-right-radius: 10px;
}
header .menu_search a { margin-bottom: -6px !important; }
.row {
  display: flex; flex-direction: row; align-items: center; justify-content: flex-start;
}
/*header nav*/
.navbar {
  background: #333; width: 100%;
}
.navbar .navbar-collapse {
  max-width: 1660px; margin: 0 auto;
  padding: 0 20px;
}
.navbar .navbar-collapse ul{ 
  width: 100%; 
  display: flex; flex-direction: row; align-items: center; justify-content: space-between;
  flex-wrap: nowrap;
}
.navbar .navbar-collapse ul li a{
  font-size: 1.1rem; color:#fff; font-weight: 700;
  text-transform: uppercase; padding: 12px 0 20px 0;
}
.navbar .navbar-collapse .active {
  border-bottom: 4px solid #f08300; color:#f08300;
}
.navbar .navbar-collapse ul li a:hover {
  transition: border-bottom 0.3s;
  transition: color 0.3s;
  border-bottom: 4px solid #f08300; color:#f08300;
}
/* header banner */
.banner {
  width: 100%; height: 960px;
}
.banner .banner_img2 {
  width: 100%; height: 100%;
}


/** about cert **/
.ind_cert { 
  max-width: 1560px; background:#f6f6f6; margin:0 auto; 
  padding: 50px;
  margin-top: 80px; 
}
.ind_cert .about_tit { 
  font-size: 38px; font-weight:bold; text-align:center; color:#000; margin-bottom: 40px; margin-top: 40px;
}

.ind_cert .about_cert_text{
  font-size: 24px; color:#666; line-height: 44px; text-align: center;
  margin-bottom: 60px;
}

.ind_cert .contact td:nth-child(1) img{ margin-right: 40px }
.ind_cert .contact td, .ind_cert .contact td p, .ind_cert .contact td span, .ind_cert .contact td li{
  font-size: 22px; line-height: 50px;
}
.ind_cert .contact td .c_tit {
  font-size: 32px; font-weight:  700; margin-bottom: 40px; color:#000;
}
.lineblock {
  height: 1px; background: #ddd; margin: 70px auto; width: 100%;
}

.feedback .msg_tit{
    font-size: 38px;
    font-weight: bold;
    text-align: center;
    color: #000;
    margin-bottom: 40px;
    margin-top: 40px;
}
.feedback .inputs {
  display: flex; flex-direction: row; 
  flex-wrap: wrap; justify-content: space-between;
}
.feedback input {
  width: calc(50% - 100px);
  border: 1px solid #333;
  font-size: 24px;
  padding: 30px !important;
  margin-bottom: 60px;
}
.feedback textarea {
  width: 100%;
  border: 1px solid #333;
  font-size: 24px;
  padding: 30px !important;
  resize: none;
}

.submit { 
    position: relative; margin: 0 auto;
    border-radius: 50px;
    padding: 32px;
    text-align: center;
    background: #89d337;
    font-size: 22px; font-weight: 500;
    width: 300px;
    color: #fff;
    margin: 60px auto;
}