body {
    width: 100vw;
    height: 100vh;
}

span {
    font-size: 2rem;
    line-height: 4rem;
}


.button {
    background-color: #4CAF50; /* 背景颜色 */
    border: none; /* 无边框 */
    color: white; /* 文字颜色 */
    padding: 15px 32px; /* 内边距 */
    text-align: center; /* 文字对齐方式 */
    text-decoration: none; /* 文本装饰 */
    display: inline-block; /* 显示为内联块元素 */
    font-size: 3rem; /* 字体大小 */
    margin: 4px 2px; /* 外边距 */
    cursor: pointer; /* 鼠标悬停时显示为指针 */
    border-radius: 12px; /* 边框圆角 */
}

.container {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: flex-start;
    padding-top: 3rem;
    margin-bottom: 25rem;
}

.loading {
    width: 80%;
    height: 80%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 0 2rem 0 rgba(0, 0, 0, 0.2);
    border-radius: 1rem;
}

.warning {
    width: 80%;
    height: 80%;
    display: flex;
    justify-content: center;
    align-items: center;
    
}
.content {
    width: 90%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: 0 0 2rem 0 rgba(0, 0, 0, 0.2);
    border-radius: 1rem;
    padding-top: 5rem;
}

.foot {
    width: 100%;
    /* min-height: 15vh; */
    height: 25rem;
    position: fixed; 
    bottom: 0;
    box-shadow: 0 0 2rem 0 rgba(0, 0, 0, 0.2);
    border-radius: 2rem;
    font-size: 1.2rem;
    color: #df3a3a;
    background-color: #FFF;
    padding-bottom: 5rem;
    
    
}

.mune {
    padding: 2rem;
    
}

.link {
    display: flex;
    justify-content: center;
    align-items: center;
}

.modal {
    display: none;
    position: fixed;
    z-index: 1;
    padding-top: 60px;
    padding-bottom: 60px;
    left: 0;
    top: 0;
    width: 100%;
    /* min-height: 100%; */
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.6);
}

.step {
    background: #d3dae3;
    display: flex;
    justify-content: center;
    align-content: center;
    padding: 10px;
}
.clear {
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: #FFF;
    padding: 10px;
    width: 4rem;
    height: 4rem;
    border-radius: 50%;
}

.spinner {
    animation: spin 2s linear infinite;
}
@keyframes spin {
    from {
        transform:  rotate(0deg);
    }
    to {
        transform: rotate(360deg);
    }
    
}