html,body,ul,li,dl,dd,dt,h1,h2,h3,h4,span,img,br,p,div{margin: 0;padding: 0;font-family: "微软雅黑";}
ul,li{list-style-type: none;}
a{text-decoration: none;}
.clear{clear: both;}
#head{margin: auto;width: 980px;}
.logo{float: left;padding-top: 5px;}
.logo img{border: 0;}
.nav{float: right;padding-top: 42px;    font-weight: bold;}
.nav a{color: #000;}
.banner{margin: auto;position: relative;}
.banner img{text-align: center;width: 100%;display: block;}
.activity-time{position: absolute;color: #FFFFFF; margin: -2.5% 0 0 17%;transform: rotate(-11deg);}
.specific{position: absolute;color: #d22b3f; margin: -3% 0 0 30%;font-weight: bold;font-size: 1.2em;letter-spacing: 0.1em;}
.flow-big{width: 100%;}
.flow{width: 980px;margin: auto;padding: 20px 0;position: relative;}
.flow img{text-align: center;width: 100%;display: block;margin: auto;}
.step{position: absolute;font-weight: bold;color: #FFFFFF;font-size: 1.5em;width: 100%;}
.step a{color: #FFFFFF;}
.login{text-align: center;margin: -14% 0 0 -52%;}
.signin{letter-spacing: 0.15em;margin: -6.5% 0 0 44%;}
.igkbet{margin: -1.5% 0 0 67%;letter-spacing: 0.15em;}
.payoff{margin: -4.5% 0 0 89%;letter-spacing: 0.15em;}
.middle{background-color: #fbc40f;width: 100%;}
.prize{margin: auto;}
.prize img{text-align: center;width: 100%;display: block;}
.prize-sz{width: 980px;margin: auto;}
.lef{float: left;width: 55%;}
.lef img{width: 100%;display: block;border: 0;}
.rig{float: right;width: 42%;}
.rule{margin-top: 6em;}
.rule-bt{width: 32%;height: 50px;background-color: black;color: #fbc40f;font-size: 1.5em;line-height: 2em;text-align: center;}
.time{color: #d22b3f;padding-top: 1.5%;font-size: 1.2em;}
.wz{color: #000000;text-decoration: underline;}
.wz:hover{text-decoration: underline;color: #d22b3f;}
.rule p{line-height: 1.5em;}
.content{margin-top: 5em;}
.content p{margin-top: 1em;padding-bottom: 75px;}
.company{width: 980px;margin: auto;}
.com-img{width: 100%;margin: auto;padding-bottom: 3%;}
.com-img img{width: 24%;margin: 1% auto;}
.bottom{background-color: #d22b3f;width:100%;text-align: center;height: 70px;color: white;font-weight: bold;padding-top: 2em;line-height: 1.8em;}
.bottom a{color: white;}