game-sdk/public/plugins/admin_login_backstretch/view/assets/css/adminlogin.css

html {
    font-family: sans-serif;
    -ms-text-size-adjust: 100%;
    -webkit-text-size-adjust: 100%;
    height: 100%;
}

body {
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-family: "helvetica neue", helvetica, "hiragino sans gb", arial, "\5FAE\8F6F\96C5\9ED1", "\5B8B\4F53", sans-serif;
    font-size: 100%;
    line-height: 1.5;
    color: #333;
    background: #FFFFFF;
}

.wrap {
    margin-top: 180px;
}

.login-wrap {
    background: #ffffff;
    -webkit-animation: bounceIn 600ms linear;
    -moz-animation: bounceIn 600ms linear;
    -o-animation: bounceIn 600ms linear;
    animation: bounceIn 600ms linear;
    opacity: 0.9;
    filter: alpha(opacity=90);
    -moz-opacity: 0.9;
    padding: 20px;
    border-radius: 5px;
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    -ms-border-radius: 5px;
    -o-border-radius: 5px;
    box-shadow: 0 0 10px #666;
}

.login-wrap h1 {
    font-size: 30px;
    margin: 10px 0 20px;
}

.logo {
    position: absolute;
    left: 50px;
    top: 40px;
}

.copyright {
    background: rgba(0, 0, 0, 0.3);
    position: absolute;
    padding: 10px;
    left: 50px;
    bottom: 20px;
    font-size: 20px;
    color: #fff;
}

.copyright a {
    color: #fff;
    text-decoration: none;
}