* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}
html,
body,
#root {
  margin: 0;
  padding: 0;
}

.app-container {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}
.content {
  width: 100%;
  flex-grow: 1;
}

footer {
  margin-top: auto;
}