@mixin no-border {
  border-width: 0;
}

@mixin no-border-top {
  border-top-width: 0;
}

@mixin no-border-bottom {
  border-bottom-width: 0;
}

@mixin no-border-left {
  border-left-width: 0;
}

@mixin no-border-right {
  border-right-width: 0;
}