.autocomplete-dropdown {
    position: absolute;
    z-index: 9999;
    max-height: 254px;
    padding: 6px 0;
    overflow: hidden;
    overflow-y: auto;
    box-sizing: border-box;
    border: 1px solid #ccc;
    background: #fff;
    box-shadow: 0 2px 8px -2px rgba(0, 0, 0, .38);
    border-radius: 6px;
}

.autocomplete-item {
    padding: .25em 1em;
    line-height: 1.5em;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.autocomplete-item.selected {
    background: #f0f0f0;
}