html,
body {
    background-color: #000000
}

.center {
    width:80%;
    height:auto;
    max-width:300px;
    margin: 0;
    position: absolute;
    top: 50%;
    left: 50%;
    margin-right: -50%;
    transform: translate(-50%, -50%);
}

.logo {
    width:80%;
    height:auto;
    max-width:300px;
    display: block;
    margin-left: auto;
    margin-right: auto;
    
}

.loading {
    width:60px;
    height:auto;
    margin: 0 auto;
    display: block;
    margin-left: auto;
    margin-right: auto;
}
.clearfix {
    clear: both;
  }