.tips {
    box-sizing: border-box;
    border-radius: 10px;
    background-color: #fff;
    margin: 15px;
    margin-top: 50px;
}

.tips .unpaid, .tips .refunded {
    display: flex;
    padding: 20px;
    width: 100%;
    box-sizing: border-box;
    text-indent: 2em;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.tips .unpaid, .tips .refunded .refund_btn {
    width: 120px;
    height: 40px;
    border-radius: 20px;
    background-color: #745dff;
    color: white;
    border: none;
    text-align: center;
    line-height: 40px;
    margin-top: 20px;
}

.tips .explian {
    display: flex;
    flex-direction: column;
    justify-content: space-evenly;
    align-items: space-evenly;
    height: 200px;
}

.tips .explian .text {
    text-indent: 2em;
    padding: 0 20px;
}

.tips .explian .btn {
    width: 200px;
    height: 40px;
    color: #fff;
    background-color: cornflowerblue;
    line-height: 40px;
    font-size: 18px;
    border-radius: 20px;
    border: none;
    margin: 0 auto;
}