.z_pg_btn {width: 117px;height: 117px;border-radius: 50%;text-align: center;color: #fff;background-color: #195094;position: fixed;top: 400px;left: 50px; cursor: pointer; z-index: 9999; display: block;}
.z_pg_btn span {width: 100%; height: 87px; position: absolute; top: 0px; left:0px; font-size: 20px; padding-top: 30px; z-index: 999;}
.z_pg_btn b {width: 100%; height: 100%; position: absolute; top: 0px; left: 0px;border-radius: 50%;background-color: #195094;animation-fill-mode: both;animation:radius 1.5s ease-out infinite forwards;-webkit-animation: radius 1.5s ease-out infinite forwards;-moz-animation:radius 1.5s ease-out infinite forwards;-ms-animation:radius 1.5s ease-out infinite forwards;}
@keyframes radius {
    0%{transform: scale(1,1);-webkit-transform:scale(1,1) ;-moz-transform:scale(1,1) ;-ms-transform:scale(1,1) ;opacity: 0.6;}
    50%{transform: scale(1.4,1.4);-webkit-transform:scale(1.4,1.4) ;-moz-transform:scale(1.4,1.4) ;-ms-transform:scale(1.4,1.4) ;opacity: 0;}
}
@-webkit-keyframes radius {
    0%{transform: scale(1,1);-webkit-transform:scale(1,1) ;-moz-transform:scale(1,1) ;-ms-transform:scale(1,1) ;opacity: 0.6;}
    100%{transform: scale(1.4,1.4);-webkit-transform:scale(1.4,1.4) ;-moz-transform:scale(1.4,1.4) ;-ms-transform:scale(1.4,1.4) ;opacity: 0}
}
@-moz-keyframes radius {
    0%{transform: scale(1,1);-webkit-transform:scale(1,1) ;-moz-transform:scale(1,1) ;-ms-transform:scale(1,1) ;opacity: 0.6;}
    50%{transform: scale(1.4,1.4);-webkit-transform:scale(1.4,1.4) ;-moz-transform:scale(1.4,1.4) ;-ms-transform:scale(1.4,1.4) ;opacity: 0;}
}
/*.z_pg_tc {width: 100%; height: 100%; background: rgba(40, 40, 40, 0.8); position: fixed; top: 0; left: 0; right: 0; bottom: 0; display: block; z-index: 9999;}
.z_pg_box {width: 690px; height: 490px; margin:0 auto; position: relative; background: url(../../images/z_pg_bj.png) no-repeat;}
.z_pg_box_gb {width: 35px; height: 35px; position: absolute; top: 7px; right: 22px; border-radius: 50%; cursor: pointer;}
.z_pg_box_pg {width: 95px; height: 95px; position: absolute; bottom: 4px; left: 298px; border-radius: 50%; cursor: pointer;}
.z_pg_box_pg a {width: 100%; height: 100%; float: left;}*/