.nav.nav-tabs {
    display: block;
    position: relative;
    padding-top: 2.9rem;
}
.nav.nav-tabs:after, .nav.nav-tabs > li::after { content: none; }
.nav.nav-tabs > .tab {
    display: block;
    width: 100%;
    position: static;
}
.nav.nav-tabs > .tab > .tab-tab {
    position: absolute;
    top: 0;
    left: 0;
    display: inline-block;
    line-height: 2.8rem;
    text-align: center;
    font-weight: normal;
    width: 20rem;
    border: solid 1px lightgrey;
    border-bottom: solid 1px grey;
    color: #444;
    font-size: 1.5rem;
    background: #DFDFDF;
}
.nav.nav-tabs > .tab.active > .tab-tab, .nav.nav-tabs > .tab:target > .tab-tab {
    font-weight: bold;
    border: solid 1px grey;
    border-bottom: solid 1px white;
    background: #FFFFFF;
}
.nav.nav-tabs > .tab:nth-child(2) > .tab-tab { left: 20rem; }
.nav.nav-tabs > .tab:nth-child(3) > .tab-tab { left: 40rem; }
.nav.nav-tabs > .tab:nth-child(4) > .tab-tab { left: 60rem; }
.nav.nav-tabs > .tab:nth-child(5) > .tab-tab { left: 80rem; }

.nav.nav-tabs > .tab > .tab-content {
    display: none;
    border: solid 1px grey;
    width: 100%;
    min-height: 25rem;
    padding: 1rem;
    background: #FFFFFF;
}
.nav.nav-tabs > .tab.active > .tab-content, .nav-tabs > .tab:target > .tab-content {
    display: block;
}