.header {
  padding: 1rem 0;
  border-bottom: 1px solid #1b1c1f;
  position: fixed;
  width: 100vw;
  background: white;
  z-index: 100; 
  &__logo {
    text-decoration: none; 
      &-col {
      flex-grow: 0; 
    }
  }
  &__menu {
    margin-bottom: 0;
    align-items: center;
    line-height: 1.2;
    &-item {
      text-align: center;
      &.menu-has-children {
        position: relative;
        ul {
          display: none;
          position: absolute;
          background-color: white;
          li {
            margin-right: 0;
          }
        }
        &:hover {
          ul {
            display: block;
          }
        }
      }
      &:not(:last-child) {
        margin-right: 1em;
      }
      &:hover a::after,
      &._active a::after {
        width: 100%;
      }
      a {
        display: block;
        padding: .3em .2em;
        color: #02123e;
        &::after {
          display: block;
          content: '';
          width: 0;
          border-bottom: 1px solid currentColor;
          transition: width .2s ease-out; 
        }
        &:hover {
          color: #1595b1; 
        }
      }
    }
  }
  &__contact-col {
    flex-grow: 0; 
  }
  &__contact-btn {
    min-width: 120px;
    margin-left: 2em;
    white-space: nowrap;
  }
}