html{height:100%}body{height:100%;margin:0;padding:0}.postman.main{height:100%}.postman.main div:first-child{width:200px;margin:0 auto;display:flex;flex-direction:column;position:relative;top:250px}.postman.main progress{width:100%}.postman.main .percentage{font-family:monospace;text-align:center;width:100%}