$footerHeight: 80px;
.box {
  min-height: 100%;
  width: 100%;
  position: absolute;
  display: flex;
  min-width: 1024px;
}

.side-menu {
  background-color: #001529;
  width: 256px;
}

.content {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.container {
  bottom: $footerHeight;
  background: rgb(240, 243, 245);
  padding: 16px 16px 0 16px;
  width: 100%;
  flex-grow: 1;
}