body {
    font-family: 'Arial', sans-serif;
    margin: 0;
    padding: 0;
    background-color: #f4f4f4;
    /* 白色背景 */
    color: #0033a0;
    /* 蓝色文字 */
}

header {
    background-color: #d52b1e;
    /* 红色背景 */
    color: #fff;
    padding: 10px 0;
    text-align: center;

}

nav {
    display: flex;
    justify-content: center;
    background-color: #0033a0;

    /* 蓝色背景 */
}

nav a {
    color: #fff;
    text-decoration: none;
    padding: 15px 20px;
    display: inline-block;
    transition: background-color 0.3s;
}

nav a:hover {
    background-color: #001f63;
    /* 深蓝色背景 - 鼠标悬停时 */
}

ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    background-color: #0033a0;
    /* 蓝色背景 */
    overflow: hidden;
}

li {
    float: left;
}

li a {
    display: block;
    color: white;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
}

li a:hover {
    background-color: #001f63;
    /* 深蓝色背景 - 鼠标悬停时 */
}

/* 二级导航栏样式 */
.sub-nav {
    display: none;
    position: absolute;
    background-color: #fff;
    /* 白色背景 */
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
}

li:hover .sub-nav {
    display: block;
}

.sub-nav ul {
    list-style-type: none;
    padding: 0;
    margin: 0;
}

.sub-nav li {
    display: block;
}

.sub-nav li a {
    padding: 8px 16px;
    text-decoration: none;
    color: #0033a0;
    /* 蓝色文字 */
}

.sub-nav li a:hover {
    background-color: #e5e5e5;
    /* 淡灰色背景 - 鼠标悬停时 */
}

#content-container {
    position: fixed;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    background-color: #d52b1e;
    /* 红色背景 */
    color: #fff;
    padding: 15px;
    text-align: center;
    width: 100%;
}



#time {
    margin: 0;
}

#orderForm {
    font-size: 18px;
    margin-top: 20px;
    /* 调整表单与上面内容的间距 */
}

label {
    display: block;
    margin-bottom: 5px;
}

input,
button {
    font-size: 16px;
    padding: 8px;
    margin-bottom: 15px;
}

button {
    cursor: pointer;
    background-color: #0033a0;
    /* 蓝色背景 */
    color: #fff;
}

button:hover {
    background-color: #001f63;
    /* 深蓝色背景 - 鼠标悬停时 */
}

h1 {
    margin-top: 20px;
}

.container {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-start;
    justify-content: space-between;
}

.form-inline {
    display: flex;
    flex-flow: row wrap;
    align-items: center;
    width: 100%;
}

.form-group {
    margin-top: 15px;
    margin-bottom: 15px;
    margin-left: 20px;
    /* Add margin-bottom to form-group */
}

.form-label {
    margin-right: 20px;
}

.form-control {
    background-color: #fff;
    min-width: 150px;
}

.text-center {
    width: 100%;
    /* Make sure the text-center div spans the full width */
}