.wsmenu > .wsmenu-list > li > ul.sub-menu {
  opacity: 0;
  visibility: hidden;
  -o-transform-origin: 0% 0%;
  -ms-transform-origin: 0% 0%;
  -moz-transform-origin: 0% 0%;
  -webkit-transform-origin: 0% 0%;
  -o-transition: -o-transform 0.3s, opacity 0.3s;
  -ms-transition: -ms-transform 0.3s, opacity 0.3s;
  -moz-transition: -moz-transform 0.3s, opacity 0.3s;
  -webkit-transition: -webkit-transform 0.3s, opacity 0.3s;
  transform-style: preserve-3d;
  -o-transform-style: preserve-3d;
  -moz-transform-style: preserve-3d;
  -webkit-transform-style: preserve-3d;
  transform: rotateX(-75deg);
  -o-transform: rotateX(-75deg);
  -moz-transform: rotateX(-75deg);
  -webkit-transform: rotateX(-75deg);
}

.wsmenu > .wsmenu-list > li:hover > ul.sub-menu {
  opacity: 1;
  visibility: visible;
  transform: rotateX(0deg);
  -o-transform: rotateX(0deg);
  -moz-transform: rotateX(0deg);
  -webkit-transform: rotateX(0deg);
}

.wsmenu > .wsmenu-list > li  > ul.sub-menu > li > ul.sub-menu {
  opacity: 0;
  visibility: hidden;
  transform-style: preserve-3d;
  -o-transform-style: preserve-3d;
  -moz-transform-style: preserve-3d;
  -webkit-transform-style: preserve-3d;
  transform: rotateX(-75deg);
  -o-transform: rotateX(-75deg);
  -moz-transform: rotateX(-75deg);
  -webkit-transform: rotateX(-75deg);
}

.wsmenu > .wsmenu-list > li > ul.sub-menu > li:hover > ul.sub-menu {
opacity: 1;
visibility: visible;
-o-transform-origin: 0% 0%;
-ms-transform-origin: 0% 0%;
-moz-transform-origin: 0% 0%;
-webkit-transform-origin: 0% 0%;
-o-transition: -o-transform 0.4s, opacity 0.4s;
-ms-transition: -ms-transform 0.4s, opacity 0.4s;
-moz-transition: -moz-transform 0.4s, opacity 0.4s;
-webkit-transition: -webkit-transform 0.4s, opacity 0.4s;
transform: rotateX(0deg);
-o-transform: rotateX(0deg);
-moz-transform: rotateX(0deg);
-webkit-transform: rotateX(0deg);
}

.wsmenu > .wsmenu-list > li > ul.sub-menu > li > ul.sub-menu > li > ul.sub-menu {
  opacity: 0;
  visibility: hidden;
  -o-transform-origin: 0% 0%;
  -ms-transform-origin: 0% 0%;
  -moz-transform-origin: 0% 0%;
  -webkit-transform-origin: 0% 0%;
  -o-transition: -o-transform 0.4s, opacity 0.4s;
  -ms-transition: -ms-transform 0.4s, opacity 0.4s;
  -moz-transition: -moz-transform 0.4s, opacity 0.4s;
  -webkit-transition: -webkit-transform 0.4s, opacity 0.4s;
  transform-style: preserve-3d;
  -o-transform-style: preserve-3d;
  -moz-transform-style: preserve-3d;
  -webkit-transform-style: preserve-3d;
  transform: rotateX(-75deg);
  -o-transform: rotateX(-75deg);
  -moz-transform: rotateX(-75deg);
  -webkit-transform: rotateX(-75deg);
}

.wsmenu > .wsmenu-list > li > ul.sub-menu > li > ul.sub-menu > li:hover > ul.sub-menu {
  opacity: 1;
  visibility: visible;
  transform: rotateX(0deg);
  -o-transform: rotateX(0deg);
  -moz-transform: rotateX(0deg);
  -webkit-transform: rotateX(0deg);
}

.wsmenu > .wsmenu-list > li > .wsmegamenu {
  opacity: 0;
  visibility: hidden;
  -o-transform-origin: 0% 0%;
  -ms-transform-origin: 0% 0%;
  -moz-transform-origin: 0% 0%;
  -webkit-transform-origin: 0% 0%;
  -o-transition: -o-transform 0.3s, opacity 0.3s;
  -ms-transition: -ms-transform 0.3s, opacity 0.3s;
  -moz-transition: -moz-transform 0.3s, opacity 0.3s;
  -webkit-transition: -webkit-transform 0.3s, opacity 0.3s;
  transform-style: preserve-3d;
  -o-transform-style: preserve-3d;
  -moz-transform-style: preserve-3d;
  -webkit-transform-style: preserve-3d;
  transform: rotateX(-75deg);
  -o-transform: rotateX(-75deg);
  -moz-transform: rotateX(-75deg);
  -webkit-transform: rotateX(-75deg);
}

.wsmenu > .wsmenu-list > li:hover > .wsmegamenu {
  opacity: 1;
  visibility: visible;
  transform: rotateX(0deg);
  -o-transform: rotateX(0deg);
  -moz-transform: rotateX(0deg);
  -webkit-transform: rotateX(0deg);
}

/* Medium devices (tablets, less than 992px)*/
@media (max-width: 991.98px) { /*valor anterior de 991.98px**/
  .wsmenu > .wsmenu-list > li > .wsmegamenu {
    opacity: 1;
    visibility: visible;
    -o-transform-origin: 0% 0%;
    -ms-transform-origin: 0% 0%;
    -moz-transform-origin: 0% 0%;
    -webkit-transform-origin: 0% 0%;
    -o-transition: -o-transform 0.3s, opacity 0.3s;
    -ms-transition: -ms-transform 0.3s, opacity 0.3s;
    -moz-transition: -moz-transform 0.3s, opacity 0.3s;
    -webkit-transition: -webkit-transform 0.3s, opacity 0.3s;
    transform-style: none;
    -o-transform-style: none;
    -moz-transform-style: none;
    -webkit-transform-style: none;
    transform: none;
    -o-transform: none;
    -moz-transform: none;
    -webkit-transform: none;
  }

}