.count-down-mask {
    width: 100vw;
    height: 100vh;
    background-color: rgba(0, 0, 0, 0.7);
    position: fixed;
    top: 0px;
    left: 0px;
    z-index: 9;
}

.count-down {
    background-color: rgba(0, 0, 0, 0.6);
    border: 1px solid #daf6ff;
    border-radius: 4px;
    box-shadow: 0px 0px 9px #000000;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 10px 20px 15px 20px;
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 10;
}

.count-down > span {
    text-shadow: 0px 0px 9px #daf6ff;
    color: #daf6ff;
    font-family: 'Inconsolata', monospace;
    font-weight: 700;
}

.count-down > span:nth-of-type(1) {
    margin-bottom: 10px;
}

.count-down > span:nth-of-type(1),
.count-down > span:nth-of-type(2) {
    font-size: 30px;
}

.count-down > span:nth-of-type(3) {
    font-size: 80px;
}

.count-down > div {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 20px;
}

.count-down .btn_close,
.count-down .btn_save {
    font-size: 24px;
    text-shadow: -1px -1px 0 #000, 1px -1px 0 #000, -1px 1px 0 #000, 1px 1px 0 #000;
}