.dropdown-menu {
    z-index: 1;
    background-color: inherit;
    border: 1px solid #ddd;
    padding: 8px 10px;
    width: 100%;
    display: none;
    max-height: 500px;
    overflow-y: scroll;
}

.dropdown-item {
    text-decoration: none;
    display: block;
    border-bottom: 1px solid #eaeaea;
}

.dropdown-item.search-hit {
   background-color: #dddddc;
}

.dropdown-item:hover {
    background-color: #dddddc;
    cursor: pointer;
}

.dropdown-search {
    margin-bottom: 8px;
    width: 100%;
}

.dropdown-select {
    display: inline-block;
    position: relative;
    width: 100%;
}

.dropdown-choices {
    padding: 10px;
}

.dropdown-select:after {
    content: '';
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-top: 5px solid #000;
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
}

.dropdown-result {
    width: 100%;
    padding: 6px 12px;
    font-size: 14px;
    line-height: 1.428571429;
    vertical-align: middle;
    background-color: #fff;
    border: 1px solid #ccc;
    border-radius: 4px;
    -webkit-box-shadow: inset 0 1px 1px rgba(0,0,0,.075);
    -moz-box-shadow: inset 0 1px 1px rgba(0,0,0,.075);
    box-shadow: inset 0 1px 1px rgba(0,0,0,.075);
    -webkit-transition: border-color ease-in-out .15s,box-shadow ease-in-out .15s;
    -moz-transition: border-color ease-in-out .15s,box-shadow ease-in-out .15s;
    -o-transition: border-color ease-in-out .15s,box-shadow ease-in-out .15s;
    transition: border-color ease-in-out .15s,box-shadow ease-in-out .15s;
}