.material-half-bg{height:100vh;background-color:#e7e7e7;position:fixed;top:0;left:0;right:0;bottom:0;z-index:-1}.material-half-bg .cover{background-color:#2196f3;height:50vh}.login-topbar{background-color:#fff;text-align:center;border-bottom:1px solid #0000001a}.loading-overlay{position:fixed;z-index:999;height:2em;width:2em;overflow:show;margin:auto;top:0;left:0;bottom:0;right:0}.loading-overlay:before{content:"";display:block;position:fixed;top:0;left:0;width:100%;height:100%;background-color:#fff}.lds-ring{display:inline-block;position:relative;width:64px;height:64px}.lds-ring div{box-sizing:border-box;display:block;position:absolute;width:51px;height:51px;margin:6px;border-radius:50%;animation:lds-ring 1.2s cubic-bezier(.5,0,.5,1) infinite;border:6px solid #0000;border-top-color:grey}.lds-ring div:first-child{animation-delay:-.45s}.lds-ring div:nth-child(2){animation-delay:-.3s}.lds-ring div:nth-child(3){animation-delay:-.15s}@keyframes lds-ring{0%{transform:rotate(0deg)}to{transform:rotate(1turn)}}