:root {
  font-family: Inter, system-ui, Avenir, Helvetica, Arial, sans-serif;
}
html{

  margin: 0;
  padding: 0;
}
body {
  margin: 0;
  padding: 0;
}
div{
  margin: 0;
  padding: 0;
}
.el-btn-margin{
  margin: 0  10px 10px 0;
}