.smslk-box {
    max-width: 320px;
    margin: 5px auto;
    padding: 0px;
}

.smslk-step {
    display: none;
}

.smslk-step.active {
    display: block;
}

.smslk-btn {
    display: block;
    width: 100%;
    padding: 10px;
    margin-top: 10px;
    background: #ff6600;
    border: none;
    color: #fff;
    border-radius: 5px;
    cursor: pointer;
}

.smslk-btn:hover {
    background: #e65c00;
}

.smslk-msg {
    margin-top: 10px;
    color: #333;
    display: none;
}

.smslk-link {
    background: none;
    border: none;
    color: #0073aa;
    cursor: pointer;
    margin-left: 10px;
}

.smslk-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.smslk-timer {
    font-size: 12px;
    color: #666;
    margin-top: 5px;
}