/*样式清除代码*/


.typeahead {
    margin-top: 2px;
    -webkit-border-radius: 4px;
    -moz-border-radius: 4px;
    border-radius: 4px;
}
.dropdown-menu {
    position: absolute;
    top: 5rem;
    left: 0;
    z-index: 1000;
    display: none;
    float: left;
    min-width: 160px;
    padding: 5px 0;
    margin: 2px 0 0;
    list-style: none;
    background-color: #ffffff;
    border: 1px solid #ccc;
    border: 1px solid rgba(0, 0, 0, 0.2);
    *border-right-width: 2px;
    *border-bottom-width: 2px;
    -webkit-border-radius: 6px;
    -moz-border-radius: 6px;
    border-radius: 6px;
    -webkit-box-shadow: 0 5px 10px rgba(0, 0, 0, 0.2);
    -moz-box-shadow: 0 5px 10px rgba(0, 0, 0, 0.2);
    box-shadow: 0 5px 10px rgba(0, 0, 0, 0.2);
    -webkit-background-clip: padding-box;
    -moz-background-clip: padding;
    background-clip: padding-box;
}
.dropdown-menu a {
    display: block;
    font-size: 12px;
    padding: 3px 20px;
    clear: both;
    font-weight: normal;
    line-height: 20px;
    color: #333333;
    /* white-space: nowrap; */
    width: 6rem;
}