Yii2 模态框遮挡select2下拉列表问题

问题：模态框遮挡select2下拉列表

 

解决方案：

 

 

$css = <<<CSS.select2-drop {        z-index: 10050 !important;    }     .select2-search-choice-close {        margin-top: 0 !important;        right: 2px !important;        min-height: 10px;    }     .select2-search-choice-close:before {            color: black !important;        }    /*防止select2不会自动失去焦点*/    .select2-container {        z-index: 16000 !important;    }     .select2-drop-mask {        z-index: 15990 !important;    }     .select2-drop-active {        z-index: 15995 !important;    }CSS;$this->registerCss($css,['type'=>'text/css']);

 

来源：https://www.cnblogs.com/gavinguo/p/11580519.html