*{margin:0;padding:0}#app{width:100vw;height:100vh;display:flex;justify-content:center;align-items:center;flex-direction:column}#charts{width:70%;height:70%}#uploadButton{background-color:#1677ff;color:#fff;border:none;border-radius:5px;width:100px;height:40px;text-align:center;line-height:40px;cursor:pointer;transition:all .3s ease}#uploadButton:hover{background-color:#4096ff}