<style type="text/css">

.hnyei{margin: 0 auto; width:600px; height:400px; background-color: #90da15; }

.wrapp{position: absolute;    top: 25%;    left: 50%;    width: 600px;    height: 300px;    margin: -150px 0 0 -300px;

    -webkit-perspective: 30px;

    -webkit-transform: translateX(0px);

    -webkit-animation: wrapp 400ms 800ms ease-in forwards;

    -moz-perspective: 30px;

    -moz-transform: translateX(0px);

    -moz-animation: wrapp 400ms 800ms ease-in forwards;

    -ms-perspective: 30px;

    -ms-transform: translateX(0px);

    -ms-animation: wrapp 400ms 800ms ease-in forwards;

    perspective: 30px;

    transform: translateX(0px);

    animation: wrapp 400ms 800ms ease-in forwards;

}

.text{

    position: absolute;top: 50%;left: 50%;width: 0px;height: 60px;    margin: -30px 0 0 -160px;overflow: hidden;

    -webkit-transform: translateX(0px);

    -webkit-animation: text 400ms 800ms linear forwards;

    -moz-transform: translateX(0px);

    -moz-animation: text 400ms 800ms linear forwards;

    -ms-transform: translateX(0px);

    -ms-animation: text 400ms 800ms linear forwards;

    transform: translateX(0px);

    animation: text 400ms 800ms linear forwards;

}

h1{float: right;font-family: "Segoe UI", Frutiger, "Frutiger Linotype", "Dejavu Sans", "Helvetica Neue", Arial, sans-serif;

    font-weight: normal;color: #fff;padding:;margin:;width: 320px;height: 60px;font-size: 60px;line-height: 60px;

}

.logo{position: absolute;    top: 50%; left: 50%; width: 90px; height: 90px; margin: -45px 0 0 -45px;

    background-color: #fff;

    -webkit-transform: translateX(0px) rotateY(10deg);

    -webkit-animation: logo 500ms 300ms ease-out forwards;

    -moz-transform: translateX(0px) rotateY(10deg);

    -moz-animation: logo 500ms 300ms ease-out forwards;

    -ms-transform: translateX(0px) rotateY(10deg);

    -ms-animation: logo 500ms 300ms ease-out forwards;

    transform: translateX(0px) rotateY(10deg);

    animation: logo 500ms 300ms ease-out forwards;

}

.logo .top-left{position: absolute;top:;left:;width: 44px;height: 44px;border-right: solid 2px #90da15;border-bottom: solid 2px #90da15;}

.logo .bottom-right{position: absolute;    bottom:;    right:;    width: 44px;    height: 44px;    border-left: solid 2px #90da15;    border-top: solid 2px #90da15;}

@-webkit-keyframes logo {

    from {-webkit-transform:  translateX(0px) rotateY(10deg);}

    to {-webkit-transform:  translateX(0px) rotateY(-10deg);}

}

@-webkit-keyframes text {

    from {width: 0px;-webkit-transform: translateX(0px);}

    60%{width: 0px;}

    to {width: 320px;-webkit-transform: translateX(240px);}

}

@-webkit-keyframes wrapp {

    from {-webkit-transform: translateX(0px);}

    to {-webkit-transform: translateX(-200px);}

}

@-moz-keyframes logo {

    from {-moz-transform:  translateX(0px) rotateY(10deg);}

    to {-moz-transform:  translateX(0px) rotateY(-10deg);}

}

@-moz-keyframes text {

    from {width: 0px;-moz-transform: translateX(0px);}

    60%{width: 0px;}

    to {width: 320px;-moz-transform: translateX(240px);}

}

@-moz-keyframes wrapp {

    from {-moz-transform: translateX(0px);}

    to {-moz-transform: translateX(-200px);}

}

@-ms-keyframes logo {

    from {-ms-transform:  translateX(0px) rotateY(10deg);}

    to {-ms-transform:  translateX(0px) rotateY(-10deg);}

}

@-ms-keyframes text {

    from {width: 0px;-ms-transform: translateX(0px);}

    60%{width: 0px;}

    to {width: 320px;-ms-transform: translateX(240px);}

}

@-ms-keyframes wrapp {

    from {-ms-transform: translateX(0px);}

    to {-ms-transform: translateX(-200px);}

}

@keyframes logo {

    from {transform:  translateX(0px) rotateY(10deg);}

    to {transform:  translateX(0px) rotateY(-10deg);}

}

@keyframes text {

    from {width: 0px;transform: translateX(0px);}

    60%{width: 0px;}

    to {width: 320px;transform: translateX(240px);}

}

@keyframes wrapp {

    from {transform: translateX(0px);}

    to {transform: translateX(-200px);}

}

</style>

<div class="hnyei">

    <div class="wrapp">

        <div class="text">

            <h1>Windows 8</h1>

        </div>

        <div class="logo">

            <span class="top-left"></span>

            <span class="bottom-right"></span>

        </div>

    </div>

</div>