body{-webkit-transition:background-color 1s ease-out;-moz-transition:background-color 1s ease-out;-o-transition:background-color 1s ease-out;transition:background-color 1s ease-out;background-color:#f9f9f9cc;margin:0;box-sizing:border-box}.black{background-color:#3b3b3be6}.checked{background-color:#ff000080}.finished{background-color:#f00c}.widgets-wrapper{position:absolute;right:8px;top:8px;display:flex;flex-direction:column;gap:8px;align-items:flex-end}#rollback{position:absolute;right:8px;bottom:8px}