.button{background:#1976d2!important;border-color:#1976d2!important;color:#fff!important}.container{background:#1cade4;background:-webkit-gradient(linear,left top,right bottom,color-stop(0,#1cade4),color-stop(100%,#47c079));width:100%;height:100%;display:flex;flex-direction:column;justify-content:center;align-items:center}.logo,.logo img{width:120px;height:120px}