@media all and (-webkit-min-device-pixel-ratio:0) {
	select:disabled {
	    background-color: #ebebe4;
	    color: rgb(112,112,112);
	}
}

is wrongly minified to:

@media all and(-webkit-min-device-pixel-ratio:0){select:disabled{background-color:#ebebe4;color:rgb(112,112,112)}}

There should be a space between and and (

if app set theme after render yii display

Invalid Parameter – yii\base\InvalidParamException

The view file does not exist: /home/wwwroot/com.yii/backend/views/site/index.php