.cc.main #tabs ul {
    margin: 0 auto;
    width: 80%;
    padding: 0;
    display: flex;
    justify-content: start;
}

.cc.ctxt-default p, .cc.ctxt-basic p,
.cc.ctxt-default h1, .cc.ctxt-basic h1,
.cc.ctxt-default h2, .cc.ctxt-basic h2,
.cc.ctxt-default h3, .cc.ctxt-basic h3,
.cc.ctxt-default h2, .cc.ctxt-basic h4 {
    width: 80%;
    margin-left: auto;
    margin-right: auto;
}