arc-hive-wordpress-theme/dist/assets/scss/modules/_navigation.scss

  .widget_nav_menu {
    .menu-resources-menu-container {
      position: relative;
    }
    ul.menu {
      list-style: none;
      text-align: left;
      li {
        position: relative;
      }
      a {
        display:block;
        color: $black;
        justify-content: left !important;
      }
      width:auto;
      li.menu-item-has-children {
        > a {
          &:after {
            content:'+';
            margin-left:auto;
            padding-left: $global-padding/2;
            display: inline-block;
            color: scale-color($anchor-color, $lightness: 85%);
          }
        }
        ul.sub-menu {
          list-style: none;
          background-color: scale-color($anchor-color, $lightness: 98%);
          position: absolute;
          left:0%;
          top:0;
          margin:0;
          padding:0;
          width: 100%;
          visibility:hidden;
          opacity:0;
          transition: transform 0.5s;
          transform: translateY(-$global-padding);
        }
        &:hover {
          background-color: scale-color($anchor-color, $lightness: 98%);
          > a {
            color: scale-color($anchor-color, $lightness: 50%);
            &:after {
              color: scale-color($anchor-color, $lightness: 50%);
            }
          }
          > ul.sub-menu {
            top:100%;
            visibility: visible;
            opacity: 1;
            transform: translateY(0px);
            ul.sub-menu {
              top: 0%;
              left: 100%;
            }
          }
        }
      }
    }
  }
@include breakpoint(small){
}
@include breakpoint(medium){
}
@include breakpoint(large){
}