argin-top: 0.3rem;
    -webkit-appearance: none;
}

.md-mathjax-midline {
    background-color: #57616b;
    border-bottom: none;
}

footer.ty-footer {
    border-color: #656565;
}

.ty-preferences .btn-default {
    background: transparent;
}
.ty-preferences .btn-default:hover {
    background: #57616b;
}

.ty-preferences select {
    border: 1px solid #989698;
    height: 21px;
}

.ty-preferences .nav-group-item.active,
.export-item.active,
.export-items-list-control,
.export-detail {
    background: var(