body{overflow:hidden;}

.video-player{background-color: transparent;display: block;position: absolute;z-index: 1;top:0;}
.video_mask{ width:100%; height:100%; position:absolute; left:0; top:0; z-index:90; background-image: url('../img/login-bg.png');background-repeat:no-repeat; background-size:100% 100%;-moz-background-size:100% 100%; }
.login{ height:260px;width:500px;padding: 60px;background-color:rgba(0,0,0,0.5);border-radius: 40px;position:absolute;left: 42%;top: 50%; margin:-150px 0 0 -150px;z-index:99;}
.login h1{ text-align:center; color:#fff; font-size:24px; margin-bottom:50px; line-height:50px,}
.form_code{ position:relative; }
.form_code .code{ position:absolute; right:0; top:1px; cursor:pointer; }
.login_btn{ width:100%; border-radius: 10px;}
#uname{ width:100%; border-radius: 20px;}
#pwd{ width:100%; border-radius: 20px;}