* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 20px 20px 100px 20px;
}

label {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    font-weight: 600;
    width: auto;
    align-items: center;
    justify-content: end;
}

input {
    width: auto;
    flex: 1;
    padding: 14px 16px;
    border: 2px solid #e0e6ed;
    border-radius: 8px;
    font-size: 16px;
}

input:focus {
    outline: none;
    border-color: #3498db;
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.2);
}

button {
    width: 100%;
    padding: 14px;
    background-color: #3498db;
    color: white;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
}

button:hover {
    background-color: #2980b9;
}

button:disabled {
    background-color: #bdc3c7;
    cursor: not-allowed;
}



/* 蓝天白云列表框 */
.bluelist{
    display: flex; 
    gap: 10px; 
    flex-wrap: wrap;
    padding: 10px;
    background-color: #c0e2ff;
    border: 2px solid #e2e8f0;
    border-radius: 0 0 10px 10px;
    width: 100%;
    max-height: 200px;
    overflow: auto;
}
.bluelist a{
    display: flex;
    justify-content: center;
    border-radius: 5px;
    position: relative; 
    background-color: #ffffff;
    font-size: 20px;
}


/* #底部导航栏样式 */
/* 底部选项卡栏样式 */
.bottom-tab-bar {
    position: fixed;
    bottom: 0;
    width: 100%;
    height: 60px;
    background-color: white;
    display: flex;
    gap: 20px;
    justify-content: space-around;
    padding: 6px;
    box-shadow: 0 -5px 20px rgba(0, 0, 0, 0.1);
    z-index: 1000;
}

/* 选项卡项 */
.tab-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 8px;
    border-radius: 12px;
    cursor: pointer;
    width: 100%;
    text-decoration: none;
    color: #7f8c8d;
}

.tab-item.active {
    color: #3498db;
    background-color: rgba(52, 152, 219, 0.1);
}