.v-btn--active.i-btn--variant-nav .v-btn__content:after{opacity:1}.i-btn--variant-nav .v-btn__content{position:relative}.i-btn--variant-nav .v-btn__content:after{content:"";position:absolute;top:0;left:1px;width:100%;height:1.25rem;border-bottom:1px solid;border-radius:0;opacity:0;transition:opacity .25s}