设置disabled元素样式
/*禁用样式*/
button[disabled],input[disabled],select[disabled],select[disabled]+span .select2-selection__rendered{
cursor: not-allowed!important;
color:grey!important;
}
/*禁用样式*/
button[disabled],input[disabled],select[disabled],select[disabled]+span .select2-selection__rendered{
cursor: not-allowed!important;
color:grey!important;
}