.m_menu {
  position: fixed;
  z-index: 999999;
  opacity: 0;
  -webkit-transition-property: all;
  transition-property: all;
  -webkit-transition-duration: 300ms;
          transition-duration: 300ms;
  -webkit-transform: translateX(-100%);
          transform: translateX(-100%);
  width: 100%;
  height: 100%;
  padding: 10%;
}

.m_menu_list {
  margin: 0;
  padding: 10px;
}
.m_menu_list > li {
  float: left;
	width: 14.28%;
	-webkit-transition: opacity 300ms ease-in-out;
          transition: opacity 300ms ease-in-out;
  opacity: 0;
  -webkit-transition-delay: 500ms;
          transition-delay: 500ms;
}
.m_menu_list > li > a {
  font-size: 18px;
  text-transform: uppercase;
  text-decoration: none;
  color: #FFFFFF;
  opacity: 1;
  
}
.m_menu_list > li > a:after{display: block; content: ""; width: 30px; height: 2px; background: #fff; margin-top: 20px; margin-bottom: 15px;}
.m_menu_list > li ul li a{font-size: 14px; line-height: 35px; opacity: 1; color: #a7a7a7;}
.m_menu_list > li ul li a:hover{color: #fff;}


/* Default navigation icon */
.nav__trigger {
  display: block;
  position:fixed;
  width: 30px;
  height: 25px;
  right: 50px;
  top: 30px;
  z-index: 9999999;
}

.nav__icon {
  display: inline-block;
  position: relative;
  width: 20px;
  height: 2px;
  background-color: #000;
  -webkit-transition-property: background-color, -webkit-transform;
  transition-property: background-color, -webkit-transform;
  transition-property: background-color, transform;
  transition-property: background-color, transform, -webkit-transform;
  -webkit-transition-duration: 300ms;
          transition-duration: 300ms;
}
.nav__icon:before,
.nav__icon:after {
  content: '';
  display: block;
  width: 20px;
  height: 2px;
  position: absolute;
  background: #000;
  -webkit-transition-property: margin, -webkit-transform;
  transition-property: margin, -webkit-transform;
  transition-property: margin, transform;
  transition-property: margin, transform, -webkit-transform;
  -webkit-transition-duration: 300ms;
          transition-duration: 300ms;
}
.nav__icon:before {
  margin-top: -7px;
}
.nav__icon:after {
  margin-top: 7px;
}
.nav--active .nav__trigger .nav__icon:before,
.nav--active .nav__trigger .nav__icon:after {
  background-color: #fff;
}

/* Don't nest if you don't have to. */
/**
* Style #1
*/


.nav--active .m_menu {
  opacity: 1;
  background:rgba(0,0,0,0.9);
}
.nav--active .m_menu_list > li{
  opacity: 1;
}
.nav--active .m_menu {
  -webkit-transition: all 300ms ease-in-out;
  transition: all 300ms ease-in-out;
  -webkit-transform: translateX(0);
          transform: translateX(0);
}
.nav--active .nav__icon {
  background: rgba(0, 0, 0, 0);
}
.nav--active .nav__icon:before {
  margin-top: 0;
  -webkit-transform: rotate(45deg);
          transform: rotate(45deg);
}
.nav--active .nav__icon:after {
  margin-top: 0;
  -webkit-transform: rotate(-45deg);
          transform: rotate(-45deg);
}