No class required.
Use .header-transparent class on the body.
.header-transparent
Use .header-bordered class on the body.
.header-bordered
Use .header-styled class on the body.
.header-styled
Use .header-styled .dark classes on the body.
.header-styled .dark
Use .header-min-center class on the body.
.header-min-center
Use .header-left class on the body.
.header-left
Use .header-min-right class on the body.
.header-min-right
Use .header-transparent .header-fullscreen-menu classes on the body.
.header-transparent .header-fullscreen-menu
Use .header-left-side classes on the body. Live example HERE
.header-left-side