.y-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.topbar {
  height: 52px;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 30;
  box-sizing: border-box;
}

.topbar.fixed {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
}

.topbar main::after {
  content: "";
  display: table;
  clear: both;
}

.topbar-back {
  display: block;
  z-index: 1;
  display: block;
  position: absolute;
  height: 52px;
  width: 52px;
  vertical-align: top;
}

.topbar-back .el-svg {
  position: absolute;
  top: 50%;
  left: 50%;
  margin-top: -8.5px;
  margin-left: -8.5px;
}

.topbar-slogo {
  display: block;
  z-index: 1;
  display: block;
  position: absolute;
  height: 24px;
  width: 24px;
  position: absolute;
  top: 16px;
  left: 16px;
  vertical-align: top;
  border: 0;
}

.topbar-slogo .el-svg {
  position: absolute;
  top: 50%;
  left: 50%;
  margin-top: -12px;
  margin-left: -12px;
}

.topbar-border {
  background: #fff;
  border-bottom: 1px solid #dddddd;
}

.topbar-ci {
  z-index: 1;
  display: block;
  z-index: 1;
  position: absolute;
  height: 52px;
  width: 52px;
  text-indent: -99999px;
  overflow: hidden;
}

.topbar-title {
  height: 52px;
  display: block;
  text-align: center;
  line-height: 52px;
  font-size: 16px;
  padding-left: 90px;
  padding-right: 90px;
  font-weight: bold;
  box-sizing: border-box;
  position: relative;
  max-width: 100%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.topbar-title a {
  display: inline-block;
  height: 52px;
  color: #111111;
  max-width: 100%;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.topbar-title a .el-svg {
  position: absolute;
  top: 50%;
  left: 50%;
  margin-top: -10px;
  margin-left: -41.5px;
}

.topbar-tools {
  z-index: 1;
  position: absolute;
  top: 0;
  right: 8px;
}

.topbar-close {
  position: absolute;
  top: 0;
  right: 0;
  width: 52px;
  height: 52px;
}

.topbar-close .el-svg {
  position: absolute;
  top: 50%;
  left: 50%;
  margin-top: -8px;
  margin-left: -8px;
}

.topbar-search {
  vertical-align: top;
  position: relative;
  display: inline-block;
  height: 52px;
  width: 40px;
}

.topbar-search .element-svg {
  position: absolute;
  top: 50%;
  left: 50%;
  margin-top: -12px;
  margin-left: -12px;
}

.topbar-more {
  vertical-align: top;
  cursor: pointer;
  position: relative;
  padding: 0;
  display: inline-block;
  height: 52px;
  width: 40px;
  border: 0;
  background: none;
}

.topbar-more .element-svg {
  position: absolute;
  top: 50%;
  left: 50%;
  margin-top: -12px;
  margin-left: -12px;
}

.topbar-action {
  white-space: nowrap;
  display: block;
  height: 52px;
  min-width: 42px;
  line-height: 52px;
  text-align: center;
  font-weight: 700;
  font-size: 14px;
  color: #999999;
  padding-right: 15px;
}

.topbar-action.active {
  color: #FF5000;
}

.topbar.orange .sggsb-border {
  background: #ff5000;
  border-bottom: 0;
}

.topbar.orange .sggsb-border .sggsb-tit a {
  color: #fff;
}

.topbar-profile {
  position: absolute;
  top: 0;
  right: 0;
  width: 52px;
  height: 52px;
}

.topbar-profile .el-svg {
  position: absolute;
  top: 50%;
  left: 50%;
  margin-top: -8px;
  margin-left: -8px;
}