body {
    margin: 0;
    padding: 0;
    background-color: #ffffff;
}

.container {
    position: relative;
}

.container nav ul li {
    margin-right: 100px; /* 选项之间的间距 */
}

.nav-img {
    position: revert;
    top: 84px;
    left: 0;
    width: 100%;
}

nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 84px;
    background-color: #f0f0f0;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1000;
}

nav img {
    height: 150px;
    width: auto;
    margin-right: 100px;
}

nav ul {
    list-style-type: none;
    margin: 0;
    padding: 0;
    display: flex;
    align-items: center;
}

nav li {
    margin-right: 10px;
}

nav a {
    text-decoration: none;
    color: #000000;
    font-size: 18px;
}

.list2 {
    text-align: center;
}

.list2 img {
    width: 50%;
    margin-top: 60px;
}

footer {
    display: block;
    height: 100px;
    width: 100%;
    background-color: #333;
    text-align: center;
    box-sizing: border-box;
    padding-top: 50px;
    position: revert;
    bottom: 0;
    left: 0;
}

footer a {
    color: #ffffff;
    text-decoration: none;
    margin: 0 10px;
}

.company-box {
    padding: 100px 0 150px;
}

.company-box .title {
    font-size: 30px;
    padding: 3%;
    font-weight: 600;
    text-align: center;
}

.company-box .content {
    display: flex;
    align-items: baseline;
    justify-content: center; /* 水平居中 */
    margin-left: auto; /* 让左边距自动，以便居中 */
    margin-right: auto; /* 让右边距自动，以便居中 */
}

.company-box .content ul {
    list-style-type: none;
    padding: 0;
    margin-top: 20px;
}

.company-box .content ul li {
    background-color: #f0f0f0; /* 默认灰色背景 */
    padding: 10px;
    margin-bottom: 5px;
}

.company-box .content ul li:nth-child(odd) {
    background-color: #ffffff; /* 奇数行白色背景 */
}

.company-box .content ul li span:first-child {
    display: inline-block;
    width: 100px;
}


.company-box .content ul li span {
    margin-right: 100px;
}