html,body{height: 100%; margin: 0; padding: 0;}
#app{width: 100%;height: 100%;position: relative;background: #3283AC url(../image/bg.png) no-repeat center;background-size: 100% 100%;}
.main{ width: 300px; left: 0; right: 0; top: 0; bottom: 0; margin: auto auto; position: absolute; height: 300px; background: #FFFFFF; padding: 20px; border-radius: 10px;text-align: center}
.avatar{ height: 70px; width: 70px; margin: 0 auto;  border: 5px solid #FFFFFF; border-radius: 50%;}
.select{font-size: 12px !important; font-weight: normal !important; text-align: left;}