.next-sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
  top: 0;
  margin: -1px;
}

/* put your code here */
.next-box {
  box-sizing: border-box;
  display: flex;
}
.next-box *,
.next-box *:before,
.next-box *:after {
  box-sizing: border-box;
}