.nav a{
    font-size: 18px;
    color: rgba(255, 255, 255, 0.6);
}

.nav > li > a:hover, .nav > li > a:focus{
    background-color: transparent;
    color: rgba(255, 255, 255, 0.9);
}

.navbar-nav>li{
    padding: 0 15px;
}
.navbar-nav>li>a{
    padding: 18px 0;
    display: block;
    position: relative;
}
.nav > li > a::after{
    transition: all 0.4s cubic-bezier(0.4, 0.01, 0.165, 0.99);
    content: "";
    display: block;
    height: 2px;
    width: 0px;
    position: absolute;
    bottom: 5px;
    left: 0;
    transform: translateX(0);
    background-color: #f6d033;
    border-radius: 20px;
    visibility: hidden;
    opacity: 0;
}
.nav > li > a:hover::after{
    width: 36px;
    visibility: visible;
    opacity: 1;
}
.dropdown-menu{
    transform: translateY(5spx);
}
.dropdown-menu a{
    font-size: 14px;
}
.sq-m-nav{
    display: none;
}
/* m */
@media only screen and (max-width: 768px){
    .pc-header{
        display: none;
    }
    .sq-m-nav{
        display: block;
    }
}