zulip/web/styles/search.css

#searchbox {
    width: 100%;
    height: var(--header-height);

    .navbar-search:not(.expanded) {
        display: none;
    }

    .navbar-search.expanded {
        float: left;
        overflow: hidden;
        margin-top: 0;
        margin-bottom: 0;
        width: calc(100% - 2px);
        position: absolute;

        @media (width < $md_min) {
            width: calc(100% - 42px);
        }

        .search_close_button {
            display: inline;
            margin-right: 5px;
        }

        .zulip-icon-close {
            font-size: 15px;
        }
    }

    .typeahead.dropdown-menu {
        /* Match the typeahead's width to its parent container. */
        right: 0;

        @media (width < $md_min) {
            margin-left: 40px;
        }
    }

    .input-append {
        position: relative;
        width: 100%;
        width: max-content;
        min-width: 100%;

        .zulip-icon-search {
            padding: 0;
            font-size: 20px;
            position: absolute;
            left: 10px;
            top: 10px;
            z-index: 5;

            @media (width < $sm_min) {
                top: 5px;
            }
        }

        .zulip-icon-search:not(.deactivated) {
            cursor: pointer;
        }
    }

    #search_query {
        width: 100%;
        font-size: 16px;
        height: calc(var(--header-height) - 1px);
        min-height: 30px;
        padding: 0;
        padding-right: 40px;
        border: none;
        border-radius: 0;
        font-family: "Source Sans 3 VF", sans-serif;
        font-weight: 300;
        line-height: var(--header-height);
        text-overflow: ellipsis;
        overflow: hidden;
        white-space: nowrap;
        padding-left: 35px;
        color: hsl(0deg 0% 33%);

        &:focus {
            outline: 0;
        }

        @media (width < $sm_min) {
            vertical-align: text-bottom;
        }
    }

    #searchbox-input-container:focus {
        box-shadow: inset 0 0 0 2px hsl(204deg 20% 74%);
    }

    .search_close_button {
        position: absolute;
        right: 0;
        top: 6px;
        background: none;
        border-radius: 0;
        border: none;
        height: 30px;
        text-align: center;
        padding: 4px;
        color: inherit;
        opacity: 0.5;
        font-size: 18px;
        box-shadow: none;
        text-shadow: none;
        z-index: 5;

        &:hover {
            opacity: 1;
        }

        &:disabled {
            visibility: hidden;
        }

        @media (width < $sm_min) {
            top: 0;
        }
    }

    .search_icon {
        position: absolute;
        height: 100%;
        text-decoration: none;
        padding: 0 10px;
        font-size: 20px;
        z-index: 5;
        left: 0;
    }

    #searchbox-input-container {
        font-size: 90%;
        letter-spacing: normal;
        padding-left: 0;
    }
}

.typeahead-menu li a {
    .search_list_item {
        display: flex;
        align-items: center;
    }

    .search_list_item .pill-container {
        margin-left: 5px;
    }
}