.gmenu {
  font-weight: 100;
  width: 400px;
  height: 0%;
  position: fixed;
  z-index: 100;
  color: #eee;
  left: 0px;
  background: #1f254f;
  background: -moz-linear-gradient(left, #1f254f 0%, #1f254f 50%, #aaa 50%, #aaa 50.2%, #1f254f 50.2%);
  background: -webkit-linear-gradient(left, #1f254f 0%, #1f254f 50%, #aaa 50%, #aaa 50.2%, #1f254f 50.2%);
  background: linear-gradient(to right, #1f254f 0%, #1f254f 50%, #aaa 50%, #aaa 50.2%, #1f254f 50.2%);
  filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#1f254f', endColorstr='#1f254f',GradientType=1 );
}

.gmenu .title {
  display: block;
  position: absolute;
  font-weight: 800;
  font-size: 15px;
  top: 20px;
  left: 0px;
  width: 200px;
  height: 50px;
}
.gmenu .title img {
  display: block;
  position: absolute;
  height: 70%;
  left: 7px;
}
.gmenu .nav {
  position: absolute;
  top: 50%;
  left: 0;
  -webkit-transform: translate(0%, -50%);
  -ms-transform: translate(0%, -50%);
  transform: translate(0%, -50%);
  font-weight: 100;
  width: 200px;
  text-align: left;
  margin: 0;
  padding: 0;
}
.gmenu .nav div {
  height: 50px;
  line-height: 50px;
  margin-bottom: 0px;
  margin-left: 50px;
  list-style-type: none;
  color: #aaa;
}
.gmenu .nav div:last-child {
  margin-bottom: 0px;
}

.gmenu .nav div a{
  color: #aaa;
  width: 100%;
  height: 100%;
  display: block;
  position: absolute;
  left: -0px;
  padding-left: 50px;
}
.gmenu .nav div:hover > a{
  color: #eee
}


.nav div:before {
  font-family: FontAwesome;
  color: #eee;
  font-size: 20px;
  display: block;
  position: absolute;
  left: 0;
  width: 50px;
  height: 50px;
  text-align: center;
}
.nav div:nth-child(1):before{
  content: '\f015';
}
.nav div:nth-child(2):before{
  content: '';
  background-image: url(../images/icon/about.png);
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
}
.nav div:nth-child(3):before{
  content: '\f002';
}
.nav div:nth-child(4):before{
  content: '\f0e7';
}
.nav div:nth-child(5):before{
  content: '\f06c';
}
.nav div:nth-child(6):before{
  content: '\f041';
}

.gmenu .nav div:hover,
.gmenu .nav div:hover:before {
  background-color: rgba(0, 0, 0, .5);
}

.gmenu .nav ul {
  position: absolute;
  top: 50%;
  left: 200px;
  -webkit-transform: translate(0%, -50%);
  -ms-transform: translate(0%, -50%);
  transform: translate(0%, -50%);
  font-weight: 100;
  width: 280px;
  text-align: left;
  margin: 0;
  padding: 0;
  visibility: hidden;
  opacity: 0;
  transition: all .2s ease-in;
  overflow: hidden;
}
.gmenu .nav ul li {
  height: 4vh;
  line-height: 4vh;
  font-size: 12px;
  margin-bottom: 0px;
  padding-left: 30px;
  list-style-type: none;
  color: #aaa;
  border-left: .8px solid rgba(255, 255, 255, 0);
}
.gmenu .nav ul li:before {
  content: '';
  display: block;
  position: absolute;
  left: 0px;
  margin-top: 6vh;
  width: 110%;
  height: 1px;
  background-color: #aaa;
  transform: translateX(-110%);
  transition: all .5s
}
/*
.gmenu .nav ul li:hover:before {
  transform: translateX(-5px);
  background-color: #eee;
}
*/
.gmenu .nav ul li {
  height: 6vh;
  line-height: 6vh;
  border-left: .02vw solid rgba(255, 255, 255, 0);
}
.gmenu .nav .lt_pro ul li {
  height: 4vh;
  line-height: 4vh;
}
.gmenu .nav .lt_pro ul li:before {
  margin-top: 4vh;
}
.gmenu .nav ul li:hover{
  background-color: rgba(0, 0, 0, .5);
  border-left: .02vw solid rgba(255, 255, 255, .5);
}
.gmenu .nav ul li:last-child {
  margin-bottom: 0px;
}
.gmenu .nav ul li i {
  width: 15px;
  text-align: center;
}
.gmenu .nav .lt_pro ul li:nth-child(1) {
  border-bottom: 1px solid #eee;
  text-indent: -15px;
}
a .fa-angle-down {
  
}
.gmenu .nav .lt_pro ul li:nth-child(5) {
  border-bottom: 1px solid #eee;
  text-indent: -15px;
}
.gmenu .nav .lt_pro ul li:hover {
  background-color: transparent;
}
.gmenu .nav ul li a {
  display: block;
  text-decoration: none;
  color: inherit;
  transition: all 0.3s;
  -webkit-transition: all 0.3s;
}
.gmenu .nav ul li a:hover {
  color: #eee;
}

.nav div:hover ul{
  opacity: 1;
  visibility: visible;
  transition: all .8s ease-in;
}

/*第2層目の上下の位置*/
.gmenu .nav .lt_hom ul {
  top: 25%;
}
.gmenu .nav .lt_abt ul {
  top: 25%;
}
.gmenu .nav .lt_pro ul {
  top: 50%;
}
.gmenu .nav .lt_spe ul {
  top: 58%;
}
.gmenu .nav .lt_eff ul {
  top: 75%;
}
.gmenu .nav .lt_tim ul {
  top: 92%;
}


.gmenu .sns{
  position: absolute;
  display: block;
  margin-left: 15px;
  bottom: 10px;
}
.gmenu .sns a{
  display: block;
  position: relative;
  width: 185px;
  height: 25px;
  text-align: left;
  padding-left: 25px;
  -webkit-transition: -webkit-all 0.3s;
  -moz-transition: -moz-all 0.3s;
  transition: all 0.3s;
  color: #777;
}
.sns1,
.sns2,
.sns3,
.sns4,
.sns5 {
  opacity: 0;
}