@keyframes scale-2x{
    from {-moz-transform: scale(0.5);
        -webkit-transform: scale(0.5);
        -o-transform: scale(0.5);
        -ms-transform: scale(0.5);
        transform: scale(0.5);}
    to {-moz-transform: scale(1);
        -webkit-transform: scale(1);
        -o-transform: scale(1);
        -ms-transform: scale(1);
        transform: scale(1);}
}
@-moz-keyframes scale-2x{
    from {-moz-transform: scale(0.5);  }
    to {-moz-transform: scale(1);}
}
@-webkit-keyframes scale-2x{
    from {  -webkit-transform: scale(0.5);  }
    to {-webkit-transform: scale(1);}
}
@-o-keyframes scale-2x{
    from {  -o-transform: scale(0.5);}
    to { -o-transform: scale(1);}
}