responsive_menu.css in Responsive and off-canvas menu 8.3

.responsive-menu-block-wrapper {
  display: none;
}

.mm-page,
.mm-wrapper_background body {
  background-color: #ffffff;
}

.mm-wrapper_opening .toolbar-tray-open.toolbar-fixed.toolbar-vertical,
.mm-opened .toolbar-tray-open.toolbar-fixed.toolbar-vertical {
  margin-left: 0;
}

.mm-wrapper_opening .toolbar-tray-open.toolbar-fixed.toolbar-vertical .mm-page,
.mm-opened .toolbar-tray-open.toolbar-fixed.toolbar-vertical .mm-page {
  padding-left: 240px;
  padding-left: 15rem;
}

.horizontal-menu {
  position: relative;
  margin-top: 0;
  margin-right: 0;
  margin-bottom: 0;
  margin-left: 0;
  padding: 0;
  list-style: none;
  width: 100%;
}

.horizontal-menu > li {
  display: inline-block;
  position: relative;
}

.horizontal-menu > li ul ul {
  left: 13.75em;
  top: 0;
}

.horizontal-menu ul .fly-left ul {
  left: -13.75em;
}

.horizontal-menu > li > a {
  display: block;
  padding-top: 0.3em;
  padding-right: 1em;
  padding-bottom: 0.35em;
  padding-left: 1em;
  background-color: #fff;
}

.horizontal-menu > li ul {
  position: absolute;
  display: none;
  top: 100%;
  left: 0;
  z-index: 99;
  padding-top: 0;
  padding-right: 0;
  padding-bottom: 0;
  padding-left: 0;
  box-sizing: border-box;
  width: 13.75em;
  list-style: none;
}

.horizontal-menu li.sfHover > ul,
.horizontal-menu li:hover > ul {
  display: block;
}

.horizontal-menu li li {
  position: relative;
  float: left;
  width: 100%;
}

.horizontal-menu > li > li:hover > ul,
.horizontal-menu > li > li.sfHover > ul {
  display: block;
}

.horizontal-menu > li li > a {
  display: block;
  position: relative;
  padding-top: 0.25em;
  padding-right: 1em;
  padding-bottom: 0.25em;
  padding-left: 1em;
  text-transform: none;
}

.off-canvas-wrapper {
  display: block;
}

.no-js .off-canvas-wrapper {
  display: none;
}

.responsive-menu-toggle {
  display: inline-block;
}

.responsive-menu-toggle-icon {
  box-sizing: border-box;
  display: block;
  width: 44px;
  height: 35px;
  z-index: 4;
  margin-top: 0;
  position: relative;
}

.no-js .responsive-menu-toggle-icon {
  display: none;
}

.responsive-menu-toggle-icon span.label {
  display: block;
  position: absolute;
  font-size: 17px;
  text-transform: uppercase;
  top: 2px;
  left: 40px;
  color: #fff;
}

.responsive-menu-toggle-icon:before,
.responsive-menu-toggle-icon:after,
.responsive-menu-toggle-icon span.icon {
  background: #fff;
  content: '';
  display: block;
  width: 20px;
  height: 3px;
  position: absolute;
  top: 0;
  left: 13px;
  border-radius: 2px;
}

.responsive-menu-toggle-icon:before {
  top: 8px;
}

.responsive-menu-toggle-icon span.icon {
  top: 14px;
}

.responsive-menu-toggle-icon:after {
  top: 20px;
}

.responsive-menu-toggle-icon:before,
.responsive-menu-toggle-icon:after,
.responsive-menu-toggle-icon span.icon {
  transition: none 0.4s ease-out 0.1s;
  transition-property: -webkit-transform, top, bottom, left, opacity;
  transition-property: transform, top, bottom, left, opacity;
}

.mm-wrapper_opening .responsive-menu-toggle-icon:before,
.mm-wrapper_opening .responsive-menu-toggle-icon:after {
  top: 14px;
}

.mm-wrapper_opening .responsive-menu-toggle-icon span.icon {
  left: -25px;
  opacity: 0;
}

.mm-wrapper_opening .responsive-menu-toggle-icon:before {
  -webkit-transform: rotate(45deg);
  -ms-transform: rotate(45deg);
  transform: rotate(45deg);
}

.mm-wrapper_opening .responsive-menu-toggle-icon:after {
  -webkit-transform: rotate(-45deg);
  -ms-transform: rotate(-45deg);
  transform: rotate(-45deg);
}

#mm-blocker {
  background: rgba(0, 0, 0, 0);
}
.mm-wrapper_opening #mm-blocker {
  background: rgba(0, 0, 0, 0.2);
  transition: background 1s ease 0.3s;
}
.mm-wrapper_opening #page {
  border-left: 1px solid #ccc;
}

.mm-panel a {
  border-bottom: none;
}

ul.menu.mm-listview a.is-active {
  color: inherit;
}

.mm-panel a:hover {
  border: none;
}

ul.menu.mm-listview {
  padding-left: 0;
  margin-left: 0;
}