* {margin: 0; padding: 0; border: none;}
body, html {width: 100%; height: 100%; overflow: hidden;}
ul, li {list-style: none;}
a {text-decoration: none;}

/************ 主菜单 ***************/
.main {
	width: 100%;
	max-width: 480px;
	height: 100%;
	background: url(../images/bg.jpg) repeat-y;
	margin: 0 auto;
	position: relative;
}

.main #list {
	width: 200px;
	height: 400px;
	position: absolute;
	left: 50%;
	top: 100px;
	transform: translateX(-50%);
}

.main #list li {
	width: 198px;
	height: 75px;
	background: #f40;
	color: white;
	font-size: 30px;
	font-family: "微软雅黑";
	border: 1px solid black;
	margin-bottom: 20px;
	border-radius: 5px;
	text-align: center;
	line-height: 75px;
	cursor: pointer;
}

/************ 游戏加载界面  **************/
.logo {
	width: 428px;
	height: 104px;
	background: url(../images/logo.png) no-repeat;
	position: absolute;
	left: 26px; top: 25%;
}

.loading {
	width: 200px;
	height: 42px;
	background: url(../images/loading1.png) no-repeat;
	position: absolute;
	left: 140px; top: 60%;
}


/************ 游戏界面 ****************/
/*我的飞机*/
.myplane {
	width: 98px;
	height: 122px;
	background: url(../images/me.png) no-repeat;
	position: absolute;
}

/*子弹*/
.bullet {
	width: 7px;
	height: 18px;
	background: url(../images/bullet.png) no-repeat;
	position: absolute;
}
/*子弹爆炸*/
.bullet-die {
	width: 40px;
	height: 43px;
	background: url(../images/die1.png) no-repeat;
	position: absolute;
}

/*大型飞机*/
.enemy-large {
	width: 165px;
	height: 256px;
	background: url(../images/plane3.png) no-repeat;
	position: absolute;
}

/*中型飞机*/
.enemy-middle {
	width: 70px; 
	height: 92px;
	background: url(../images/plane2.png) no-repeat;
	position: absolute;
}

/*小型飞机*/
.enemy-small {
	width: 59px; 
	height: 36px;
	background: url(../images/plane1.png) no-repeat;
	position: absolute;
}

/*分数*/
.score {
	width: 100px;
	height: 30px;
	background: yellow;
	text-align: center;
	line-height: 30px;
	position: absolute;
	right: 0;
	top: 0;
	font-size: 20px;
	font-family: "微软雅黑";
	z-index: 100;
}

/* 排行榜 */
#showRankingBtn {
    position: absolute;
    top: 20px;
    left: 10px;
    font-size: 20px;
    padding: 6px 10px;
    border-radius: 6px;
}
#rankingBoard {
    position: absolute; 
    background: rgba(0, 0, 0, 0.8);
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
}
.rankingContent {
    background: #ffffff;
    width: 330px;
    height: 600px;
    border-radius: 16px;
    text-align: center;
}
#rankingBox h3 {
    padding: 12px;
}
#rankingBox p {
    padding: 8px;
}
.closeBtn {
    padding: 18px 30px;
    border-radius: 18px;
    margin-top: 10px;
    background-color: #eeeeee;
}