* {
    margin: 0;
    padding: 0;
}
html {
    scroll-behavior: smooth; /* 核心属性，实现点击锚点后平滑滚动 */
    scroll-padding-top: 0; /* 适配锚点定位偏移（可选） */
}


.page_main {
    max-width: 1200px !important;
    margin: 0 auto;
}

/* 顶部一行 */
.topbar {
    background-color: rgb(247, 246, 246);
    overflow: hidden;
    padding: 10px 20px 0;
    font-size: small;
}
.topbar a {
    /* background-color: rgb(166, 177, 231); */
    height: 50px;  
    overflow: hidden;
    text-decoration: none;
    color: black; 
}
.topbar a:hover {
    color: blue;
}
.topbar li {
    list-style: none;
    display: inline;
    float: right;
    margin: 10px 20px 5px;
}
.topbar ul {
    padding-right: 10px;
}

/* 第二行logo和公司名 */
.main-company {
    margin: 20px 25px;
    max-height: 100px;
}
#company_logo_1 {
    /* background-color: antiquewhite; */
    /* width: 125px;  */
    height: 50px;
    padding: 10px 15px 10px 0;
    border-right: 1px solid black; 
}
.company_name_1 {
    position: relative;
    max-width: 580px;
}
.company_name_1 strong {
    white-space: nowrap;
    font-size: 25px;
    position: absolute;
    left: 220px;
    bottom: 40px;
}
.company_name_1 span {
    position: absolute;
    left: 220px;
    bottom: 10px; 
}

.phonenumber {
    /* background-color: aqua; */
    float: right;
    margin-top: -110px;
    margin-right: 100px;
}
.phonenumber img {
    padding: 20px;
    display: inline-block; 
}
.word_1 {
    /* background-color: antiquewhite; */
    float: right;
    padding: 12px 20px 5px 0;
    font-size: 16px;
}
.number {
    /* background-color: rgb(170, 170, 227); */
    padding-left: 70px; 
    margin-top: -40px;
    color: rgb(106, 106, 228);
    font-family: Impact;
    font-size: 28px;
    line-height: 1;
    white-space: nowrap;
    margin-right: -25px;
}

.project {
    background-color: rgba(28, 28, 205, 0.808);
    display: flex;
    height: 50px;
    padding: 0 50px;
}
.project a {
    font-weight: bold;
    /* background-color: aquamarine; */
    flex: 1;
    text-align: center;
    height: fit-content;
    text-decoration: none;
    color: white;
    margin-top: 12px;
    border-left: 0.5px solid white;
}
.project a:first-of-type {
    border-left: 0;
}
.products_big_picture {
    /* background-color: aqua; */
    margin: 20px 100px 0;
}
.products_big_picture img {
    width: 1000px;
    height: 400px;
}

.slogan {
    margin: 15px 100px 0;
    display: flex;
    flex-wrap: wrap;
    width: 1000px;
}
.slogan div {
    width: 500px;
    text-align: center;
    margin: 10px 0;
    line-height: 1.4;
    font-family: kaiti;
    font-size: 18px;
}


/* .search_box {
    background-color: antiquewhite;
    height: 30px;
    width: 100%;
    max-width: 500px;
    margin: 10px auto;
    border-radius: 13px;
    border: 2px solid black;
    display: flex;
    overflow: hidden;
    text-align: center;
}
.search_box input {
    border: 0;
    flex: 1;
    outline: none;
    padding-left: 20px;
    font-size: 16px;
}
.search_box button {
    padding: 0 16PX 2px;
    border: 0;
    background-color: rgb(95, 95, 220);
    color: white;
    font-size: 16px;
    cursor: pointer;
}
.search_box button:hover {
    background-color: rgb(17, 17, 155);
} */

.middle_title_1,.middle_title_2,.middle_title_3 {
    background-color: rgb(242,242,242);
    height: 100px;
    text-align: center;
    margin-top: 20px;
    padding-top: 10px;
}
.middle_title_1 span,.middle_title_2 span,.middle_title_3 span {
    /* background-color: aquamarine; */
    padding: 9px 40px;
    font-family: MicrosoftYaHei;
    font-size: 35px;
}
.middle_title_1 p,.middle_title_2 p,.middle_title_3 p {
    margin-top: 10px;
    font-size: 20px;
    font-family: kaiti;
}
/* 产品展示 */
.products_show {
    /* background-color: rgb(189, 213, 235); */
    display: flex;
    flex-wrap: wrap;
    margin: 0 100px;
    justify-content: center;
}
.products_show div {
    /* background-color: bisque; */
    margin: 15px 30px 10px;
    display: flex;
    flex-direction: column;
    text-align: center;
}
.products_show img {
    width: 220px;
    height: 150px;
    transition: all 0.4s ease;
    transform: scale(1);
    border-radius: 15px;
}
.products_show img:hover {
    transform: scale(1.2);
}
.products_show a {
    padding-top: 15px;
    color: black;
    font-size: 18px;
    text-decoration: none;
    transition: all 0.5s ease;
    transform: scale(1);
}
.products_show a:hover {
    color: rgb(92,16,166);
    transform: scale(1.1);
}

/* 卡车展示 */
.trucks_show {
    /* background-color: rgb(189, 213, 235); */
    display: flex;
    flex-wrap: wrap;
    margin: 0 100px;
    justify-content: center;
}
.trucks_show div {
    /* background-color: bisque; */
    margin: 15px 30px 10px;
    display: flex;
    flex-direction: column;
    text-align: center;
}
.trucks_show img {
    width: 220px;
    height: 150px;
    transition: all 0.4s ease;
    transform: scale(1);
    border-radius: 15px;
}
.trucks_show img:hover {
    transform: scale(1.2);
}
.trucks_show a {
    padding-top: 15px;
    color: black;
    font-size: 18px;
    text-decoration: none;
    transition: all 0.5s ease;
    transform: scale(1);
}
.trucks_show a:hover {
    color: rgb(92,16,166);
    transform: scale(1.1);
}

/* 公司介绍 */
.company_show {
    padding: 20px 80px;
}
.company_show img {
    width: 200px; 
    height: 200px;
    float: left;
    margin: 5px 25px 0 0;
}
.company_show p {
    margin: 0 20px;
    padding-bottom: 10px;
    text-indent: 2em;
    line-height: 24px;
    font-size: 14px;
}
.clear {
    clear: both;
}

.totop {
    margin: 10px;
    position: fixed;
    bottom: 10px;
    right: 10px;
}
.totop button {
    background-color: rgb(112, 114, 220);
    border-radius: 50%;
    text-decoration: none;
    color: white;
    font-size: 24px;
    width: 40px;
    height: 40px;
    cursor: pointer;
    padding-bottom: 7px;
    border: none;
    outline: none;
    opacity: 1;
    transition: all 0.3s ease;
    transform: scale(1);
}
.totop button:hover {
    background-color: rgb(76, 76, 185);
    transform: scale(1.1)
}

.fix_rightSide {
    background-color: rgb(169, 161, 161);
    position: fixed;
    right: 0;
    top: 40%;
    width: 70px;
    height: 90px;
    text-align: center;
    z-index: 100;
    opacity: 0.8;
}
.fix_rightSide img {
    width: 45px;
    height: 45px;
    margin-top: 8px;
}
/* .fix_weixinlogo {
    display: none;
    position: absolute;
    right: 110%;
    top: 0;
    padding: 5px;
    border: 1px solid black;
    border-radius: 10px;
} */
.fix_weixin_content:hover .fix_weixinlogo {
    display: block;
}
.fix_rightSide a {
    font-size: 15px;
    color: white;
    text-decoration: none;
    white-space: nowrap;
}
.fix_phone_number {
    background-color: white;
    position: absolute;
    right: 110%;
    top: 50px;
    font-size: 20px;
    border: 1.5px solid black;
    padding: 5px;
    border-radius: 13px;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    white-space: nowrap;
}
.fix_phone_content:hover .fix_phone_number {
    opacity: 1;
    visibility: visible;
}


.end_body {
    background-color: rgb(151, 151, 184);
    color: white;
    padding: 40px 80px 30px;
}
.end_body_information {
    display: flex;
}
.end_body_word1 {
    display: flex;
    flex-direction: column;
    margin: 10px 30px;
    line-height: 40px;
}