* {
    margin: 0px;
    padding: 0px;
    list-style: none;
}

html {
    background-color: #668B78;
    font-family: 'kaiti';
}

.clear {
    clear: both;
}

header {
    background-color: #2A514D;
}

nav {
    position: relative;
    width: 1200px;
    margin: 0 auto;
    height: 60px;
}

.logo {
    float: left;
    color: #C1925B;
    font-size: 30px;
    font-family: "kaiti";
    font-weight: bolder;
    line-height: 34px;
    display: inline-block;
    border-right: 1px solid #ccc;
    padding-right: 20px;
    margin-top: 10px;
    margin-right: 30px;
}

nav a {
    line-height: 40px;
    text-decoration: none;
    color: #fff;
    font-size: 14px;
    padding: 8px 20px;
    position: relative;
    top: 10px;
    border-radius: 10px;
}

nav a:hover {
    background-color: #429E94;
    font-weight: bolder;
}

.index_html {
    background-color: #429E94;
    font-weight: bolder;
}

nav input {
    width: 160px;
    height: 26px;
    border: 0px;
    position: absolute;
    right: 0px;
    top: 17px;
    border-radius: 14px;
    padding: 0px 10px;
}

nav input::placeholder {
    font-size: 12px;
}

#banner {
    width: 100%;
    font-size: 0px;
}

#banner img {
    width: 100%;
}

#biaoti {
    width: 100%;
    text-align: center;
}

h1 {
    display: inline-block;
    background: url(../img/bg.png) no-repeat;
    background-size: 100% 100%;
    color: #fff;
    font-size: 24px;
    padding: 10px 50px;
    letter-spacing: 10px;
    font-family: 'kaiti';
    /* 设置文字间隙为2像素 */
}

main {
    margin-top: 40px;
}

#introduction {
    width: 1200px;
    margin: 0 auto;
    margin-top: 30px;
}

#introduction img {
    margin-top: 10px;
    width: 500px;
    float: left;
    margin-right: 20px;
    margin-bottom: 20px;
}

#introduction p {
    color: #fff;
    line-height: 30px;
    text-indent: 2rem;
	font-size:21px;
    font-family: 'kaiti';
    padding-top: 30px;
}

#introduction a {
    display: inline-block;
    width: 140px;
    height: 34px;
    text-align: center;
    line-height: 34px;
    color: #C1925B;
    font-size: 50px;
    background-color: #fff;
    border-radius: 4px;
    margin-top: 15px;
}

#banner2 {
    width: 100%;
    height: 200px;
    background: url(../img/banner2.png) no-repeat;
    background-position: center;
    background-size: cover;
    margin-top: 40px;
    text-align: center;
    line-height: 200px;
    color: #2A514D;
    font-size: 26px;
    font-weight: bolder;
    margin-bottom: 60px;
}
#tupian{
    width:100%;
}
.appreciation {
    width: 1200px;
    margin: 0 auto;
    margin-top: 30px;
}

.appreciation_ul li {
    width: 340px;
    height: 400px;
    float: left;
    cursor: pointer;
    margin: 0 30px;
	margin-bottom: 30px;
}

.appreciation_ul li:first-child {
    margin-left: 0;
}

.appreciation_ul_img {
    width: 100%;
    height: 250px;
    background: url(../img/1.png) no-repeat;
    background-size: cover;
    background-position: left;
    transition: transform 0.3s;
    overflow: hidden;
}

.appreciation_ul li:hover .appreciation_ul_img {
    transform: scale(1.2);
    z-index: 1;
}


.appreciation_ul li:nth-child(2) .appreciation_ul_img {
    background: url(../img/2.png) no-repeat;
    background-size: cover;
    background-position: left;
}

.appreciation_ul li:nth-child(3) .appreciation_ul_img {
    background: url(../img/3.png) no-repeat;
    background-size: cover;
    background-position: left;
}

.appreciation_ul li:nth-child(4) .appreciation_ul_img {
    background: url(../img/4.png) no-repeat;
    background-size: cover;
    background-position: left;
}

.appreciation_ul li:nth-child(5) .appreciation_ul_img {
    background: url(../img/5.png) no-repeat;
    background-size: cover;
    background-position: left;
}

.appreciation_ul li p:nth-child(2) {
    color: #f8f7f2;
    margin-left: 50px 0px;
}

.appreciation_ul li p:nth-child(3) {
    color: #bedccd;
    font-size: 14px;
    margin-bottom: 5px;
}

.appreciation_ul li p:nth-child(4) {
    color: #bedccd;
    margin-bottom: 5px;
    font-size: 14px;
}

.appreciation_ul li p:nth-child(5) {
    font-size: 14px;
    color: #cecece;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    overflow: hidden;
    text-overflow: ellipsis;
}

.more {
    text-align: center;
}

.more a {
    display: inline-block;
    width: 140px;
    height: 34px;
    text-align: center;
    line-height: 34px;
    color: #C1925B;
    font-size: 14px;
    background-color: #fff;
    border-radius: 4px;
    margin-top: 15px;
    margin-top: 30px;
}

footer {
    margin-top: 30px;
    padding: 30px;
    font-size: 14px;
    color: #fff;
    font-size: 14px;
    text-align: center;
    background-color: #2A514D;
}

/* 历史界面css */
#history {
    width: 1200px;
    margin: 0 auto;
    margin-top: 30px;
}

#history video {
    float: left;
    margin-right: 20px;
    margin-bottom: 0px;
}


#history p {
    color: #fff;
    text-indent: 2rem;
    margin-bottom: 10px;
    line-height: 26px;
}

h2 {
    color: #C1925B;
    margin: 20px 0px;
    font-size: 20px;
}

.history_img {
    width: 160px;
    float: right;
    margin-left: 20px;
    text-align: center;
}

.history_img img {
    width: 100%;
}

main #history .history_img p {
    text-indent: 0rem;
    font-size: 12px;
}

h4 {
    text-indent: 2rem;
    font-weight: bolder;
    margin: 10px 0px;
    color: #2A514D;
}


.appreciation_of_works {
    width: 1200px;
    margin: 0 auto;
    margin-top: 40px;
}

.appreciation_of_works li {
    margin-bottom: 40px;
}

.appreciation_of_works li:nth-child(2n-1) img {
    float: left;
    width: 590px;
}

.works_txt {
    width: 590px;
    float: right;
	font-size:36px;
    color: #fff;
    line-height: 30px;
}


.appreciation_of_works li:nth-child(2n) img {
    float: right;
    width: 590px;
}

.appreciation_of_works li:nth-child(2n) .works_txt {
    width: 590px;
    float: left;
}

#countus {
    width: 800px;
    margin: 0 auto;
    padding-top: 60px;
}

#countus ul {
    width: 390px;
    float: left;
    margin: 0 auto;
    text-align: left;
}

.huanying {
    text-align: left;
    color: #fff;
    font-weight: bolder;
    line-height: 2rem;
    margin-bottom: 20px;
}

#countus ul li p {
    color: #fff;
    line-height: 30px;
}

#countus ul li input {
    width: 320px;
    height: 34px;
}


.count_bg2 {
    float: right;
    width: 300px;
    margin-top: 120px;
}

textarea {
    width: 390px;
}

button {
    width: 120px;
    height: 30px;
    margin-top: 10px;
}

#about_me {
    width: 1200px;
    margin: 0 auto;
    margin-top: 60px;
}

#about_me img {
    float: left;
    width: 400px;
    margin-right: 30px;
}

.about_metxt {
    text-align: left;
    color: #fff;
    line-height: 30px;

}