.navbar {
    display: none;
    height: 100%;
    width: 0;
    position: fixed;
    z-index: 1;
    top: 0;
    left: 0;
    background-color: #333;
    overflow-x: hidden;
    transition: 0.3s;
    padding-top: 60px;
}

.navbar a {
    padding: 15px 25px;
    text-decoration: none;
    font-size: 20px;
    color: #fff;
    display: block;
    transition: 0.2s;
}

.navbar a:hover {
    background-color: #ddd;
    color: #333;
}

.navbar .closebtn {
    position: absolute;
    top: 10px;
    right: 10px;
    font-size: 30px;
}

/* 按钮样式 */
.openbtn {
    float: right;
    cursor: pointer;
    background-color: #333;
    color: #fff;
    padding: 10px 15px;
    border: none;
    border-radius: 5px;
    display: none;
}

.mt-10 {
    margin-top: 10px;
}


@media screen and (max-width: 1080px) {
    .navbar {
        display: block; /* 或其他你想要的显示规则，例如：display: block; 或 display: flex; */
    }
    .openbtn {
        display: inline-block;
    }
}