.container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
}

.wrapper {
    padding: 0 40rpx;
    display: flex;
    flex-wrap: wrap;
}

.letter {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: calc(calc(100% / 2) - 30rpx);
    margin: 15rpx;
    height: 310rpx;
    box-sizing: border-box;
    background: #FFFFFF;
    box-shadow: 0 0 27rpx 0 rgba(0, 0, 0, 0.35);
    border-radius: 30rpx;
}

.letter-text {
    font-size: 30rpx;

    color: #333333;
}

.letter-info {
    font-size: 24rpx;

    color: #999999;
}

.wrapper-close {
    margin-top: 50rpx;
    display: flex;
    align-items: center;
    justify-content: center;
}