.mainBtn {
    width: 130px;
    height: 32px;
    display: block;
    margin-top: 5px;
    border: 1px solid #2cb677;
}
.mainList li{
    width: 255px;
    font-size: 14px;
    font-weight: 400;
    text-align: left;
    color: #3e464c;
    cursor: pointer;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}
.mainList li:hover {
    color: #167AE0;
}