body {
    font-family: 'Microsoft YaHei', sans-serif;
}

.mai-icon {
    background: #38f;
    color: #fff;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    text-align: center;
    line-height: 40px;
    margin-right: 20px;
}

/*����*/
.navbar {
    margin-bottom: 0;
    border-bottom: 1px solid #e6e6e6;
}

.navbar-default {
    background-color: #fff;
    /* box-shadow: 0px 2px 8px 0px rgba(50,50,50,0.25); */
}

.navbar-default .navbar-brand {
    font-size: 30px;
    font-weight: bold;
    color: #38f;
    height: 70px;
    line-height: 35px;
    padding: 0;
}

.navbar-default .navbar-nav>li>a {
    font-size: 16px;
    color: #444;
    height: 70px;
    line-height: 35px;
}

.navbar-default .navbar-nav>li>a:hover {
    color: #38f;
}

.navbar-toggle {
    margin-top: 17px;
}

.banner {
    text-align: center;
    color: #fff;
    background: url(https://bpic.588ku.com/back_our/20210610/bg/8478f99d72140.png);
    background-size: 100% 100%;
}

.lvjing {
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    padding: 80px 0;
}

/*home*/
 /*#home{
    margin-top: 70px;
    background: url("img/aaf7e28aa9fdd37c0dbe34e186ab12d.jpg");
    background-size: cover;
    color: #ffffff;
    text-align: center;
    width: 100%;
}
#home h1{
    font-weight: bold;
    margin-top: 0;
    margin-bottom: 25px;
}
#home p{
    font-weight: 400;
    line-height: 35px;
}
#home img{
    margin-top: 30px;
    display: inline-block;
}*/
/*bbs*/
#bbs {
    padding: 80px 0;
    text-align: center;
}

#bbs .col-md-4 {
    padding: 40px;
    width: 1200px;height: 600px;

}

#bbs .col-md-4:hover {
    background: #f1f1f1;
    box-shadow: 1px 1px 4px #ccc;
}

#bbs a {
    color: #212121;
    text-decoration: none;
}

#bbs img {
    margin: 0 auto;
}

#uploadForm {
    display: flex;
    gap: 10px;
    align-items: center;
}
#uploadForm input[type="file"],
#uploadForm input[type="text"] {
    border: 1px solid #ccc;
    padding: 10px;
    background: #f9f9f9;
    flex: 1;
}
#uploadForm button {
    padding: 10px;
    background-color: green;
    color: white;
    border: none;
    cursor: pointer;
}
#uploadForm button:hover {
    background-color: darkgreen;
}

.checkbox-container {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-top: 10px;
}
.checkbox-container label {
    display: flex;
    align-items: center;
    gap: 5px;
    cursor: pointer;
}
.checkbox-container input[type="checkbox"] {
    display: none;
}
.checkbox-container input[type="checkbox"] + span {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid #000;
    text-align: center;
    line-height: 12px;
}
.checkbox-container input[type="checkbox"]:checked + span {
    background-color: green;
    color: #fff;
}


/*HTML5 + bootstrap*/
#html5 {
    background: #f8f8f8;
}

#html5,
#bootstrap {
    padding: 80px 0;
}

#html5 h2,
#bootstrap h2 {
    font-weight: bold;
}

#html5 p,
#bootstrap p {
    line-height: 25px;
}
.w1{
    width: 500px;
    height: 430px;
    margin-left: 700px;}
/*course*/
#course {
    background: #f8f8f8;
    padding: 80px 0;
    text-align: center;
}

#course h2 {
    font-weight: bold;
    padding-bottom: 60px;
}

#course .col-md-3 {
    margin-bottom: 20px;
}

.course {
    background: #ffffff;
    border: 1px solid #eee;
}

#course .btn {
    background: transparent;
    border: 1px solid #38f;
    border-radius: 0px;
    color: #38f;
    margin-top: 20px;
    margin-bottom: 30px;
    padding: 8px 40px;
    transition: all 0.3s;
}

#course .btn:hover {
    background: #38f;
    color: #fff;
}

.course .case-img {
    width: 100%;
    height: 300px;
}

/*app*/
#app {
    padding: 80px 0;
}

#app h2 {
    font-weight: bold;
    padding-bottom: 30px;
}

#app .btn {
    margin: 10px 0;
    background: rgb(64, 210, 177);
    border-color: rgb(64, 210, 177);
    border-radius: 0;
    padding: 6px 30px;
    transition: all 0.3s;
}

#app .btn:hover {
    background: rgb(44, 142, 120);
}

/*contact*/
#contact {
    background: url("https://5b0988e595225.cdn.sohucs.com/images/20200423/2106aa1e79b14b46bef2ead0593cad46.jpeg") no-repeat;
    background-size: cover;
    color: #ffffff;
}

#contact h2 {
    font-weight: bold;
    margin-top: 0;
    margin-bottom: 25px;
}

#contact p {
    line-height: 24px;
    margin-bottom: 2px;
}

#contact .form-control {
    border: none;
    border-radius: 0;
    height: 50px;
    margin-bottom: 20px;
}

#contact textarea.form-control {
    height: auto;
}

#contact input[type="submit"] {
    background: #40D2B1;
    color: #fff;
    font-weight: bold;
    transition: all 0.3s;
}

#contact input[type="submit"]:hover {
    background: rgb(44, 142, 120);
}

/*footer*/
footer {
    font-weight: 400;
    text-align: center;
    padding: 20px;
    color: #999;
}
.w2{
    width: 800px;

}

a:hover{

}

.word {
    font-size: 35px;
    text-align: center;
}



.container1 {
    display: flex;
    overflow-x: auto; /* 添加水平滚动条 */
    white-space: nowrap; /* 防止子元素换行 */
    padding: 10px;
    border: 1px solid #ccc;
    height: 400px;
    width: 1200px;
    max-width: 3000px;
}
.box {
    min-width: 450px; /* 每个小盒子的最小宽度 */
    height: 400px; /* 每个小盒子的高度 */
    margin-right: 10px; /* 小盒子之间的间距 */
    background-color: #f0f0f0;
    display: inline-flex; /* 确保每个盒子在同一行显示 */
    box-sizing: border-box;
}
.photo-container {
    width: 50%; /* 左侧图片容器的宽度 */
    height: 100%;
    background-color: #ddd;
    display: flex;
    align-items: center;
    justify-content: center;
}
.text-container {
    width: 50%; /* 右侧文本容器的宽度 */
    height: 100%;
    background-color: #eee;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
    word-wrap: break-word; /* 文字自动换行 */
    word-break: break-all; /* 确保长单词或URL换行 */
    padding: 10px;
    box-sizing: border-box;
    white-space: normal; /* 允许文本正常换行 */
}
/* img {
    max-width: 90%;
    max-height: 90%;
} */

.container2 {
    display: flex;
    overflow-x: auto; /* 添加水平滚动条 */
    white-space: nowrap; /* 防止子元素换行 */
    padding: 20px;
    border-top: 1px solid #ccc;
    border-bottom: 1px solid #ccc;
    width: 100%;
    box-sizing: border-box;
}
.box1 {
    min-width: 300px; /* 每个小盒子的最小宽度 */
    height: 200px; /* 每个小盒子的高度 */
    margin-right: 20px; /* 小盒子之间的间距 */
    background-color: #fff;
    display: inline-flex; /* 确保每个盒子在同一行显示 */
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    box-sizing: border-box;
}
.box1:last-child {
    margin-right: 0; /* 最后一个小盒子没有右侧间距 */
}
.text-container1 {
    width: 50%; /* 左侧文本容器的宽度 */
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 10px;
    box-sizing: border-box;
    word-wrap: break-word; /* 文字自动换行 */
    word-break: break-all; /* 确保长单词或URL换行 */
    white-space: normal; /* 允许文本正常换行 */
}
.photo-container1 {
    width: 50%; /* 右侧图片容器的宽度 */
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: #ddd;
}

a1 {
    text-decoration: none;
    color: #007BFF;
    font-weight: bold;
}
a1:hover {
    text-decoration: underline;
}