.header {
  position: fixed;
  left: 0;
  top: 0;
  right: 0;
  background-color: #fff;
  padding: 16px 80px;
  display: flex;
  border-bottom: 1px solid #D8D8D8;
  z-index: 1000;
}
.header .logo {
  flex: 1;
} 

.header .logo img {
  height: 50px;
  width: 160px;
}

.header .tabs {
  display: flex;
}

.header .tabs .tab {
  color: #10193A;
  text-decoration: none;
  cursor: pointer;
  line-height: 55px;
  flex: 1;
  padding-left: 50px;
  white-space: nowrap;
  font-weight: 600;
}

.header .tabs .tab.active {
  color: #00669F;
}