body{margin: 0; padding: 0;background: #fff;font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft yahei", arial, "PingFangSC-Regular", sans-serif;}
*:before, *:after { box-sizing: border-box; }
ol, ul, li{list-style: none; padding: 0;margin: 0;}
em{font-style: normal;}

.gp-nav-box{position: fixed;width: 100%;height: 50px; top: 88px; overflow: hidden;z-index: 50;box-shadow: -3px 20px 30px rgb(0 0 0 / 3%);}
.gp-content{position: absolute; left: 0; right: 0; top: 138px; bottom: 0; margin: auto; overflow: hidden;}
.gp-bd .bd{ width: 1200px; margin: auto;}
.gp-bd .bd .list{display: flex;flex-wrap: wrap; width: 100%;}
@media screen and (min-width:1500px) { .gp-bd .bd{ margin: auto; width: 1200px; } }
@media screen and (min-width:1900px) { .gp-bd .bd{  margin: auto; width: 1440px; } }
@media screen and (min-width:2480px) { .gp-bd .bd{ margin: auto; width: 1920px; } }
.gp-bd .ft .end{color: #aaa; font-size: 14px; text-align: center;margin: 80px 0;}