_sass/_layout.scss

.content {
    ul.pagination-list {
        list-style: none;
        margin-left: 0;
        margin-top: 0;

        li+li {
            margin-top: 0;
        }
    }
}

.navbar-searchbox input {
    width: 100%;
    border: 0;
    border-bottom: 1px solid $grey-lighter;
    border-radius: 0;
    box-shadow: none;
    background: inherit;
    color: white;
}
.navbar-searchbox input:focus {
    outline: none;
    box-shadow: none;
    border-color: $grey-lighter;
}
.navbar-searchbox input:hover {
    border-color: $grey-lighter; // keeps unchanged on hovering
}
// auto-hide placeholder text
.navbar-searchbox input:focus::-webkit-input-placeholder { color:transparent; }
.navbar-searchbox input:focus:-moz-placeholder { color:transparent; } /* FF 4-18 */
.navbar-searchbox input:focus::-moz-placeholder { color:transparent; } /* FF 19+ */
.navbar-searchbox input:focus:-ms-input-placeholder { color:transparent; } /* IE 10+ */
// border animation
.navbar-searchbox .border {
    position: absolute;
    bottom: 0;
    left: 0;
    height: 1px;
    width: 0;
    background: white;
}

.content-toc {
    box-shadow: $box-shadow;
    padding: 1.5rem;
    margin-bottom: 3rem;
}