.md2-optgroup-label{color:rgba(0,0,0,.54);white-space:nowrap;overflow:hidden;text-overflow:ellipsis;display:block;line-height:48px;height:48px;padding:0 16px;text-align:left;text-decoration:none;user-select:none;cursor:default;font-weight:700;font-size:14px}.md2-optgroup-disabled .md2-optgroup-label{color:rgba(0,0,0,.38)}
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