.l-header {
    display: flex;
    justify-content: space-between;
    margin-top: .2rem;
}

.l-footer {
    margin-top: .12rem;
    color: #136936;
    text-align: center;
}

.tab-content .lottery-area {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.tab-content .lottery-area .number div {
    width: .6rem;
    height: .6rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: .28rem;
    font-weight: bolder;
    margin-bottom: .1rem;
}

.tab-content .lottery-area .number2 > div {
    background: url('/img/blue.png') no-repeat;
    background-size: cover;
}

.tab-content .lottery-area .number3 > div {
    background: url('/img/green.png') no-repeat;
    background-size: cover;
}

.tab-content .lottery-area .number1 > div {
    background: url('/img/red.png') no-repeat;
    background-size: cover;
}

.tab-content .lottery-area .number0 > div {
    background: url('/img/gray.png') no-repeat;
    background-size: cover;
}

html {
    font-size: 16px; /* 默认字体大小 */
}

@media (max-width: 750px) {
    html {
        font-size: calc(100vw / 7.5); /* 当视口宽度小于750px时 */
    }
}

@media (min-width: 751px) {
    html {
        font-size: 100px; /* 视口宽度大于750px时，设置为设计稿字体大小 */
    }
}

.tab-content {
    padding: 0.15rem;
    text-align: center;
}

.content-container {
    background: #fff;
    padding: 0.1rem 0.2rem;
    border-radius: 10px;
    box-shadow: 0 0 10px #ccc;
    opacity: 0; /* 初始透明 */
    transition: opacity 0.5s ease; /* 添加过渡效果 */
}