.header {
  width: 100%;
  box-sizing: border-box;
  background:rgba(255, 255, 255);
}
.customheader{
  background:rgba(255, 255, 255,0);
}
.header_custom{
  float: left;
}
.content {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
}