*{padding:0px;margin:0px;box-sizing: border-box;}
html{width: 100%;overflow-x: hidden;font-family: '微软雅黑';height: 100%}
html::-webkit-scrollbar {display:none}
body{margin: auto;font-size: 16px;color: #333;background-color: #ededed;height: 100%}
ul,li{list-style: none;}
a,a:hover,a:focus{color: inherit;text-decoration: none;}
img{z-index: 0;object-fit: cover;}
.container{min-height: 85%}
.flex{display: -webkit-flex;display: -moz-flex;display: flex;}
.flex1{ -webkit-flex: 1;-moz-flex: 1;flex: 1;}
.ai_center{ -webkit-align-items: center;align-items: center;}
.ai_end{align-items: -webkit-flex-end;align-items: -moz-flex-end;align-items: flex-end;}
.ac_center{align-content: center;}
.jc_center{justify-content: center;}
.jc_between{justify-content: space-between;}
.jc_around{justify-content: space-around;}
.jc_end{justify-content: -webkit-flex-end;justify-content: -moz-flex-end;justify-content: flex-end;}
.fw_wrap{ -ms-flex-wrap:wrap;-webkit-flex-wrap:wrap;-moz-flex-wrap:wrap;flex-wrap:wrap;}