zooming in css keyframes animation

zoomingIn.css

.zooming-in {
    -webkit-animation: zoomingIn ease 10s;
    -moz-animation: zoomingIn ease 10s;
    -ms-animation: zoomingIn ease 10s;
    -o-animation: zoomingIn ease 10s;
    animation: zoomingIn ease 10s;
}

@keyframes zoomingIn {
    0% {
        transform: scale(1);
        -moz-transform: scale(1);
        -webkit-transform: scale(1);
        -o-transform: scale(1);
        -ms-transform: scale(1); /* IE 9 */
        -ms-filter: "progid:DXImageTransform.Microsoft.Matrix(M11=1.5, M12=0, M21=0, M22=1.5, SizingMethod='auto expand')"; /* IE8 */
        filter: progid:DXImageTransform.Microsoft.Matrix(M11=1, M12=0, M21=0, M22=1, SizingMethod='auto expand');
    }
    100% {
        transform: scale(2);
        -moz-transform: scale(2);
        -webkit-transform: scale(2);
        -o-transform: scale(2);
        -ms-transform: scale(2);
        -ms-filter: "progid:DXImageTransform.Microsoft.Matrix(M11=1.2, M12=0, M21=0, M22=1.2, SizingMethod='auto expand')";
        filter: progid:DXImageTransform.Microsoft.Matrix(M11=1.2, M12=0, M21=0, M22=1.2, SizingMethod='auto expand');
    }
}