とてもQ弾の弾き方cssアニメーション

/*              */
 @keyframes dialogOpen {
    0% {
        -webkit-transform: matrix3d(.7, 0, 0, 0, 0, .7, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        transform: matrix3d(.7, 0, 0, 0, 0, .7, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        opacity: 0
    }
    3.4% {
        -webkit-transform: matrix3d(.795, 0, 0, 0, 0, .822, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        transform: matrix3d(.795, 0, 0, 0, 0, .822, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1)
    }
    4.7% {
        -webkit-transform: matrix3d(.835, 0, 0, 0, 0, .88, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        transform: matrix3d(.835, 0, 0, 0, 0, .88, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1)
    }
    6.81% {
        -webkit-transform: matrix3d(.898, 0, 0, 0, 0, .968, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        transform: matrix3d(.898, 0, 0, 0, 0, .968, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1)
    }
    9.41% {
        -webkit-transform: matrix3d(.965, 0, 0, 0, 0, 1.05, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        transform: matrix3d(.965, 0, 0, 0, 0, 1.05, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1)
    }
    10.21% {
        -webkit-transform: matrix3d(.982, 0, 0, 0, 0, 1.068, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        transform: matrix3d(.982, 0, 0, 0, 0, 1.068, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1)
    }
    13.61% {
        -webkit-transform: matrix3d(1.037, 0, 0, 0, 0, 1.1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        transform: matrix3d(1.037, 0, 0, 0, 0, 1.1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1)
    }
    14.11% {
        -webkit-transform: matrix3d(1.042, 0, 0, 0, 0, 1.099, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        transform: matrix3d(1.042, 0, 0, 0, 0, 1.099, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1)
    }
    17.52% {
        -webkit-transform: matrix3d(1.062, 0, 0, 0, 0, 1.072, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        transform: matrix3d(1.062, 0, 0, 0, 0, 1.072, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1)
    }
    18.72% {
        -webkit-transform: matrix3d(1.064, 0, 0, 0, 0, 1.056, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        transform: matrix3d(1.064, 0, 0, 0, 0, 1.056, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1)
    }
    21.32% {
        -webkit-transform: matrix3d(1.059, 0, 0, 0, 0, 1.021, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        transform: matrix3d(1.059, 0, 0, 0, 0, 1.021, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1)
    }
    24.32% {
        -webkit-transform: matrix3d(1.045, 0, 0, 0, 0, .988, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        transform: matrix3d(1.045, 0, 0, 0, 0, .988, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1)
    }
    25.23% {
        -webkit-transform: matrix3d(1.04, 0, 0, 0, 0, .981, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        transform: matrix3d(1.04, 0, 0, 0, 0, .981, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1)
    }
    29.03% {
        -webkit-transform: matrix3d(1.019, 0, 0, 0, 0, .969, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        transform: matrix3d(1.019, 0, 0, 0, 0, .969, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1)
    }
    29.93% {
        -webkit-transform: matrix3d(1.014, 0, 0, 0, 0, .97, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        transform: matrix3d(1.014, 0, 0, 0, 0, .97, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1)
    }
    35.54% {
        -webkit-transform: matrix3d(.994, 0, 0, 0, 0, .989, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        transform: matrix3d(.994, 0, 0, 0, 0, .989, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1)
    }
    36.74% {
        -webkit-transform: matrix3d(.991, 0, 0, 0, 0, .994, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        transform: matrix3d(.991, 0, 0, 0, 0, .994, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1)
    }
    41.04% {
        -webkit-transform: matrix3d(.988, 0, 0, 0, 0, 1.007, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        transform: matrix3d(.988, 0, 0, 0, 0, 1.007, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1)
    }
    44.44% {
        -webkit-transform: matrix3d(.99, 0, 0, 0, 0, 1.01, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        transform: matrix3d(.99, 0, 0, 0, 0, 1.01, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1)
    }
    52.15% {
        -webkit-transform: matrix3d(.997, 0, 0, 0, 0, 1.002, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        transform: matrix3d(.997, 0, 0, 0, 0, 1.002, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        opacity: 1
    }
    59.86% {
        -webkit-transform: matrix3d(1.002, 0, 0, 0, 0, .997, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        transform: matrix3d(1.002, 0, 0, 0, 0, .997, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1)
    }
    63.26% {
        -webkit-transform: matrix3d(1.002, 0, 0, 0, 0, .998, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        transform: matrix3d(1.002, 0, 0, 0, 0, .998, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1)
    }
    75.28% {
        -webkit-transform: matrix3d(1, 0, 0, 0, 0, 1.001, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        transform: matrix3d(1, 0, 0, 0, 0, 1.001, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1)
    }
    85.49%,
    90.69%,
    100% {
        -webkit-transform: matrix3d(1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1);
        transform: matrix3d(1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1)
    }
    100% {
        opacity: 1
    }
}