* {
    padding: 0;
    margin: 0;
}

body {
    background-color: #f3f4f9;
    color: white;
    /* background: url(619880.jpg) no-repeat; */
    background-size: cover;
    display: flex;
    flex-direction: column;
    height: 100%;
    justify-content: space-between;
    /*点击高亮我们需要清除清除  设置为transparent 完成透明*/
    -webkit-tap-highlight-color: transparent;
    /*在移动端浏览器默认的外观在iOS上加上这个属性才能给按钮和输入框自定义样式*/
    -webkit-appearance: none;
}

.title {
    font-weight: bold;
    font-size: 24px;
    color: #000;
}

.cardTitle {
    font-weight: bold;
    font-size: 20px;
    color: #212121;
}

.subtitle {
    font-size: 14px;
    color: #212121;
    font-weight: 400;
}

.card {
    background-color: rgba(255, 255, 255, 0.8);
    width: 320px;
    height: 220px;
    border-radius: 20px;
    margin: 16px 16px 16px 16px;
    padding: 20px 20px 16px 20px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

/* .card:hover {
    background-color: #404040;
} */

.button {
    font-weight: bold;
    font-size: 28px;
    background-color: #f3f4f9;
    width: 64px;
    height: 32px;
    border-radius: 8px;
    margin: 10px 5px 0px 5px;
    font-weight: bold;
    font-size: 14px;
    text-align: center;
    border: none;
    outline: none;
    color: #212121;
}

.button:hover {
    background-color: #e8e9ee;
    cursor: pointer;
}

.row {
    display: flex;
    align-items: center;
}


.column {
    display: flex;
    flex-direction: column;
}