CSS Animations : Preliminary Styles

HTML

<form>
    <fieldset>
        <label>Username</label>
        <input id="username" type="text" />
    </fieldset>    
    <fieldset>
        <label>Password</label>
        <input id="password" type="password" />
    </fieldset>
    <input type="submit" value="Lundagin mo beybeh!" />
</form>

CSS

body { font-family:arial,helvetica,sans-serif; font-size:10pt; color:#333; padding:20px; }
form {
    background-color:rgba(0,0,0,.08);
    width:220px;
    padding:18px 12px;
    -moz-border-radius:7px;
    -webkit-border-radius:7px;
    border-radius:7px;
}
fieldset {
    margin:5px 0 10px;
}
label {
    display:block;
    margin-bottom:5px;
}
[type="text"], [type="password"] {
    width:208px;
    font-size:12pt;
    border:none;
    -moz-border-radius:4px;
    -webkit-border-radius:4px;
    border-radius:4px;
    padding:3px 6px;
    color:#666;
    background-image: -webkit-gradient(linear, 0% 0%, 0% 8%, from(#999), to(#fff));
    background-image: -moz-linear-gradient(0% 8% 90deg, #fff, #999);
}

[type="submit"] {
    padding:8px 15px;
    border:none;
    -moz-border-radius:23px;
    -webkit-border-radius:23px;
    border-radius:23px;
    font-weight:bold;
    font-size:9.25pt;
    color:#444;
    line-height:1;
    text-shadow: 0 1px 1px rgba(255,255,255,.85);
    background-image: -webkit-gradient(linear, 0% 0%, 0% 100%, from(#fff), to(#bbb));
    background-image: -moz-linear-gradient(0% 100% 90deg, #bbb, #fff);
    -webkit-box-shadow:0 1px 2px rgba(0,0,0,.5);
    -moz-box-shadow:0 1px 2px rgba(0,0,0,.5);
}

[type="text"]:hover{
    -webkit-box-shadow: 0 0  10px rgba(50, 200, 255, 0.2);
}

@-webkit-keyframes pulse{
    0%{-webkit-box-shadow: 0 0  10px rgba(50, 200, 255, 0.2);} 
    50%{-webkit-box-shadow: 0 0  10px rgba(50, 200, 255, 0.9);}  
    100%{-webkit-box-shadow: 0 0  10px rgba(50, 200, 255, 0.2);}  
}