:root {
    --size-1: 1px;
    --size-9: 6px;
    --size-12: 8px;
    --size-20: 15px;
    --size-30: 20px;
    --size-60: 50px;
    --color-primary: #922131;
}

.flipdown {
    width: 100%;
    height: var(--size-60);
    margin-bottom: calc(var(--size-12) + var(--size-30));
    font-size: var(--size-30);
    white-space: nowrap;
}

.flipdown .rotor-group {
    position: relative;
    padding: 0;
    display: flex;
    width: var(--size-60);
    font-size: var(--size-30);
}

.flipdown .rotor-group+.rotor-group {
    margin-left: var(--size-9);
}

.flipdown .rotor-group-heading {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    text-align: center;
    font-size: var(--size-20);
}

.flipdown .rotor-group-heading:before {
    height: var(--size-20);
    line-height: 1;
    bottom: 0;
    transform: translateY(100%);
    padding-top: var(--size-12);
    font-weight: normal;
}

.flipdown.flipdown__theme-dark .rotor-group:nth-of-type(1) .rotor-group-heading:before {
    transform: scale(.74074074) translateY(135%);
    transform-origin: 50% 0%;
}

.flipdown .rotor {
    margin-right: 0;
    overflow: hidden;
    border-radius: 0;
    flex: 1;
}

.flipdown .rotor-group .rotor:nth-of-type(2) {
    border-radius: var(--size-12) 0 0 var(--size-12);
    text-align: right;
}

.flipdown .rotor-group .rotor:nth-last-child(1) {
    border-radius: 0 var(--size-12) var(--size-12) 0;
    text-align: left;
}

.flipdown .rotor-leaf-front,
.flipdown .rotor-leaf-rear,
.flipdown .rotor-top,
.flipdown .rotor-bottom {
    /* width: calc(var(--size-54)/2); */
    width: 100%;
    height: calc(var(--size-60)/2);
    font-size: inherit;
    font-family: "Poppins";
    font-weight: 500;
    border-radius: 0;
}

.flipdown .rotor-leaf,
.flipdown .rotor {
    /* width: calc(var(--size-54)/2); */
    width: 100%;
    height: var(--size-60);
    font-size: inherit;
}

.flipdown .rotor-top,
.flipdown .rotor-leaf-front {
    line-height: var(--size-60);
}

.flipdown.flipdown__theme-dark .rotor-group-heading:before {
    color: #fff;
}

.flipdown .rotor-group:nth-child(1) .rotor-group-heading:before {
    content: '天';
}

.flipdown .rotor-group:nth-child(2) .rotor-group-heading:before {
    content: '时';
}

.flipdown .rotor-group:nth-child(3) .rotor-group-heading:before {
    content: '分';
}

.flipdown .rotor-group:nth-child(4) .rotor-group-heading:before {
    content: '秒';
}

.flipdown .rotor:after {
    /* width: calc(var(--size-54)/2); */
    width: 100%;
    height: calc(var(--size-60)/2);
}

.flipdown.flipdown__theme-dark .rotor:after {
    border-top: solid var(--size-1) var(--color-primary)
}

.flipdown.flipdown__theme-dark .rotor,
.flipdown.flipdown__theme-dark .rotor-top,
.flipdown.flipdown__theme-dark .rotor-leaf-front {
    background: linear-gradient(180deg, #CB2025 0%, rgba(113, 5, 8, 0.65) 100%);
}

.flipdown.flipdown__theme-dark .rotor-bottom,
.flipdown.flipdown__theme-dark .rotor-leaf-rear {
    background: linear-gradient(180deg, rgba(113, 5, 8, 0.66) 0%, #CB2025 100%);
}

.flipdown.flipdown__theme-dark .rotor-group:nth-of-type(1) {
    transform: scale(1.35);
    transform-origin: 0% 100%;
}

.flipdown.flipdown__theme-dark .rotor-group:nth-of-type(1) {
    margin-right: calc(var(--size-60)*.35);
}

.flipdown.flipdown__theme-dark .rotor-group:nth-of-type(1) .rotor,
.flipdown.flipdown__theme-dark .rotor-group:nth-of-type(1) .rotor-top,
.flipdown.flipdown__theme-dark .rotor-group:nth-of-type(1) .rotor-leaf-front {
    background: linear-gradient(180deg, #D53B0A 0%, #EC9009 100%);
}

.flipdown.flipdown__theme-dark .rotor-group:nth-of-type(1) .rotor-bottom,
.flipdown.flipdown__theme-dark .rotor-group:nth-of-type(1) .rotor-leaf-rear {
    background: linear-gradient(180deg, #E7CA88 0%, #EC9009 100%);
}

.flipdown .rotor-group:nth-child(n+2):nth-child(-n+3):before,
.flipdown .rotor-group:nth-child(n+2):nth-child(-n+3):after {
    left: calc(var(--size-60) + var(--size-9)/2);
    background-color: #fff;
    content: unset;
}

.flipdown .rotor-group:nth-child(n+2):nth-child(-n+3):before {
    bottom: unset;
    top: 40%;
    transform: translate(-50%, -50%);
}

.flipdown .rotor-group:nth-child(n+2):nth-child(-n+3):after {
    bottom: 40%;
    transform: translate(-50%, 50%);
}

.flipdown.flipdown__theme-dark .rotor-group:nth-child(n+2):nth-child(-n+3):before,
.flipdown.flipdown__theme-dark .rotor-group:nth-child(n+2):nth-child(-n+3):after {
    background-color: #fff;
}

@media screen and (max-width: 550px) {
    .flipdown .rotor-group-heading:before{
        font-size:20px;
    }
}

/* flipdown END */