body{
    background-image:linear-gradient(to right,#A3D900,#63B8D3);
}

.gameBox{
    width: 100%;
    height: 100vh;
    margin: 0%;
    padding: 1% 0%;
    font-family: kaiti;
    position: relative;
}

.gameArea{
    width: 35%;
    height: 90%;
    background-image: url('../img/bg.jpg');
    background-size: 100% 100%;
    position: absolute;
    left: 30%;
    top: 5%;
    overflow: hidden;
}


.gameRule{
    width: 30%;
    height: 95%;
    background-image: url('../img/give.png');
    background-size: 100% 100%;
    position: absolute;
    right: 5%;
    top: -2.5%;
}
.score{
   height: 10px;
   color: yellow;
   font-weight: bold;
   position: absolute;
   left: 10px;
   top: 10px;
   pointer-events: none;
}
.scoreNum{
    font-size: 22px;
}
.time{
    height: 10px;
    color: white;
    font-weight: bold;
    position: absolute;
    right: 40px;
    top: 10px;
    pointer-events: none;
 }
 .timeNum{
     font-size: 22px;
 }

.myAir{
    width: 106px;
    height: 76px;
    background-image: url('../img/me.png');
    background-size: 100% 100%;
    position: absolute;
    left: calc(50% - 53px);
    bottom: 15%;
    z-index: 10;
    pointer-events: none;
}
.bullet{
    width: 10px;
    height: 35px;
    background-image: url(../img/b.png);
    background-size: 100% 100%;
    position: absolute;
    left: 10px;
    top: 200px;
    z-index: 10;
}
.gameBtn{
    width: 100px;
    height: 74px;
    color: white;
    text-align: center;
    line-height: 74px;
    background-image: url('../img/play.png');
    background-size: 100% 100%;
    position: absolute;
    left: calc(50% - 50px);
    top: calc(50% - 37px);
}
.btn{
    width: 100px;
    height: 74px;
    color: white;
    text-align: center;
    line-height: 74px;
    cursor: pointer;
    background-image: url('../img/play.png');
    background-size: 100% 100%;
    position: absolute;
    z-index: 1000;
}
.reGameBtn{
    left: calc(50% - 50px);
    bottom: 5%;
}
.shadow{
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.4);
    position: absolute;
    z-index: 100;
}

.myCavas{
    width: 250px;
    height: 250px;
    border-radius: 25px;
    background-color: rgba(255, 255, 255, 0.4);
    position: absolute;
    left: calc(50% - 125px);
    top: calc(50% - 125px);
    display: none;
}
.flyTime{
    width: 200px;
    height: 20px;
    color: yellow;
    -webkit-text-stroke: 0.6px black;
    text-align: center;
    line-height: 20px;
    font-size: 35px;
    font-weight: bold;
    position: absolute;
    left: calc(50% - 100px);
    top: 5%;
}
.flyTimeNum{
    width: 100px;
    height: 20px;
    color: green;
    -webkit-text-stroke: 0.6px yellow;
    text-align: center;
    line-height: 20px;
    font-size: 80px;
    font-weight: bold;
    position: absolute;
    left: calc(50% - 50px);
    top: 28%;
}
.rank{
    width: 110px;
    height: 20px;
    color: blueviolet;
    font-size: 25px;
    font-weight: bold;
    text-align: center;
    line-height: 20px;
    position: absolute;
    left: calc(50% - 55px);
    bottom: 40%;
}

.enemyAircraft{
    width:98px;
    height: 76px;
    background-size: 100% 100%;
    position: absolute;
    z-index: 10;
    pointer-events: none;
}
.e1{
    background-image: url('../img/e1.png');
    left: 100px;
    top: 20px;
}
.e2{
    background-image: url('../img/e2.png');
    left: 150px;
    top: 20px;
}
.e3{
    background-image: url('../img/e3.png');
    left: 200px;
    top: 20px;
}