*{
    margin:0;
    padding: 0;
}
html,body{
    width: 100%;
    height: 100%;
    background: #2a6a75;
}
html{
    font-size: 13.33333333333333vw;
}
@media (min-width:750px) {
    html{
        font-size: 100px;
    }
}
.wrapper{
    position: relative;
    height: 100%;
    width: 7.5rem;
    margin:0 auto;
    font-size: .24rem;
    background:url('../images/bg.jpg') no-repeat left bottom;
    background-size:  7.5rem auto;
    overflow: hidden;
}
.tree{
    position: absolute;
    transition: all linear .5s;
}
.tree:hover{
    transform: scale(1.05);
}
.tree .treebg{
    width: 100%;
    height: 100%;
}
.tree .treeName{
    position: absolute;
    top: .12rem;
    width: .51rem;
    height: 1.63rem;
    background-image: url('../images/bg_name.png');
    background-repeat: no-repeat;
    background-size: 3.6rem 1.7rem;
}
.tree_study,
.tree_1{
    width:2.36rem;
    height:2.25rem;
    left: .22rem;
    bottom: 5.84rem;
}
.tree_study .treeName,
.tree_1 .treeName{
    right: 0;
    top: .1rem;
    background-position: 0 0;
}
.tree_career .treeName,
.tree_2 .treeName{
    left:-.06rem;
    top: .25rem;
    background-position: -1.8rem 0;
}
.tree_career,
.tree_2{
    width: 2.47rem;
    height: 2.51rem;
    left: 4.87rem;
    bottom: 4.28rem;
}
.tree_love .treeName,
.tree_3 .treeName{
    right: 0;
    top: .25rem;
    background-position: -.6rem 0;
}
.tree_love,
.tree_3{
    width: 2.5rem;
    height: 2.32rem;
    left: .84rem;
    bottom: 8.55rem;
}
.tree_money,
.tree_4{
    width: 2.28rem;
    height:2.31rem;
    left:3.39rem;
    bottom: 9.84rem;
}
.tree_money .treeName,
.tree_4 .treeName{
    right: 0;
    top: 0;
    background-position:  -1.2rem 0;
}
.tree_family,
.tree_5{
    width: 2.38rem;
    height: 2.35rem;
    left:1.82rem;
    bottom: 3.03rem;
}
.tree_family .treeName,
.tree_5 .treeName{
    right: -.06rem;
    top: .46rem;
    background-position: -2.4rem 0;
}
.tree_body,
.tree_6{
    width: 2.27rem;
    height: 2.15rem;
    left: 3.88rem;
    bottom: 6.9rem;
}
.tree_body .treeName,
.tree_6 .treeName{
    right: -.18rem;
    top: 0;
    background-position: -3rem 0;
}
.tree .wishNum{
    position: absolute;
    color: #fff;
    background: #da1520;
    border-radius: 50%;
    height: 0.36rem;
    width: 0.36rem;
    text-align: center;
    line-height: .36rem;
    border: 2px solid #ddd;
}
.tree.tree_1 .wishNum,
.tree.tree_4 .wishNum{
    left: 0;
    top: .2rem;
}
.tree.tree_2 .wishNum{
    right: .2rem;
    top: .2rem;
}
.tree.tree_3 .wishNum,
.tree.tree_5 .wishNum,
.tree.tree_6 .wishNum{
    left: .2rem;
    top: .2rem;
}
.wrapper .bird{
    position: absolute;
    right: -1.9rem;
    bottom: 10vh;
    width: 1.9rem;
    height: 1.9rem;
    transform:translate(100%);
    animation-name: flyBird;
    animation-timing-function: linear;
    animation-iteration-count: 1;
    animation-duration: 8s;
}
.wrapper .bird img{
    width: 1.9rem;
    height: 1.9rem;
}
@keyframes flyBird {
    100%{
        right: 9.4rem;
        bottom: 85vh;
    }
}