node_modules/@covalent/core/steps/nav/nav-steps-horizontal/nav-steps-horizontal.component.scss

:host {
  width: 100%;
  display: block;
}
.td-steps-header,
.td-steps-header-list {
  // layout
  box-sizing: border-box;
  display: flex;
  // layout="row"
  flex-direction: row;
}
.td-steps-header-container {
  display: flex;
  flex-grow: 1;
  overflow: hidden;
  z-index: 1;
}

.td-steps-header-list {
  flex-grow: 1;
  position: relative;
  transition: transform 500ms cubic-bezier(0.35, 0, 0.25, 1);
  align-items: center;
  align-content: center;
  max-width: 100%;
  justify-content: flex-start;
}

.td-step-header-pagination {
  position: relative;
  display: none;
  justify-content: center;
  align-items: center;
  min-width: 32px;
  cursor: pointer;
  z-index: 2;
}

:host.td-step-header-pagination-controls-enabled .td-step-header-pagination {
  display: flex;
}

// The pagination control that is displayed on the left side of the tab header.
.td-step-header-pagination-before, :host.td-step-header-rtl .td-step-header-pagination-after {
  padding-left: 4px;
  .td-step-header-pagination-chevron {
    transform: rotate(-135deg);
  }
}

// The pagination control that is displayed on the right side of the tab header.
:host.td-step-header-rtl .td-step-header-pagination-before, .td-step-header-pagination-after {
  padding-right: 4px;
  .td-step-header-pagination-chevron {
    transform: rotate(45deg);
  }
}

.td-step-header-pagination-chevron {
  border-style: solid;
  border-width: 2px 2px 0 0;
  content: '';
  height: 8px;
  width: 8px;
}

.td-step-header-pagination-disabled {
  box-shadow: none;
  cursor: default;
}

.td-horizontal-line {
  border-bottom-width: 1px;
  border-bottom-style: solid;
  height: 1px;
  min-width: 20px;
  // flex
  flex: 1;
  box-sizing: border-box;
}