.transitionAlp{
    -webkit-transition: all 1s;
    -moz-transition: all 1s;
    -ms-transition: all 1s;
    -o-transition: all 1s;
    transition: all 1s;
    /*overflow:hidden;*/
}

.transitionAlp.ng-enter{
    height:0;
    opacity:0;
}
.transitionAlp.ng-enter-active{
    height:auto;
    opacity:1;
}
.transitionAlp.ng-leave{
    height:auto;
    opacity:1;
}
.transitionAlp.ng-leave-active{
    height:0;
    opacity:0;
}