body{
    padding: 0;
    margin: 0;
}
.index {
    position:fixed;
    width:100%;
    background:#000000;
    height:100%;
    display:flex;
    flex-direction: column;
}
#stars {
    width:100%;
    flex:1;
}
.star {
    display:block;
    width:5px;
    height:5px;
    border-radius:50%;
    background:#FFF;
    position:absolute;
    transform-origin:100% 0;
    animation:star-ani 4s linear infinite;
    -webkit-animation:star-ani 5s linear infinite;
    box-shadow:0 0 5px 5px rgba(255,255,255,.3);
    opacity:0;
    z-index:2;
}
.star:after {
    content:'';
    display:block;
    top:0px;
    left:4px;
    border:0px solid #fff;
    border-width:0px 90px 2px 90px;
    border-color:transparent transparent transparent rgba(255,255,255,.3);
    transform:rotate(-45deg) translate3d(1px,3px,0);
    box-shadow:0 0 1px 0 rgba(255,255,255,.1);
    transform-origin:0% 100%;
}
@keyframes star-ani {
    0% {
        opacity:0;
        transform:scale(0) translate3d(0,0,0);
    }
    20% {
        opacity:0.8;
        transform:scale(0.2) translate3d(-100px,100px,0);
    }
    40% {
        opacity:0.8;
        transform:scale(0.4) translate3d(-200px,200px,0);
    }
    60% {
        opacity:0.8;
        transform:scale(0.6) translate3d(-300px,300px,0);
    }
    80% {
        opacity:1;
        transform:scale(1) translate3d(-350px,350px,0);
    }
    100% {
        opacity:1;
        transform:scale(1.2) translate3d(-400px,380px,0);
    }
}
/*fixed star*/
.fixed_star{
    position: relative;
    display: inline-block;
    width:3px;
    height:3px;
    border-radius: 3px;
    background-color: white;
}
.star_size_small{
    width:1px;
    height:1px;
    border-radius:1px;
}
.star_size_medium{
    width:2px;
    height:2px;
    border-radius:2px;
    transform: scale(0.8);
}
.star_size_large{
    width:3px;
    height:3px;
    border-radius:3px;
    transform: scale(0.7);
}
#wish-dialog,#catch-wish{
    position: relative;
    background-color: rgba(0,0,0,0.5);
    display: inline-block;
    width: 200px;
    margin: 0 auto;
    left: 45%;
    height: 250px;
    top:200px;
}
#catch-wish{
    position: absolute;
}
.wish-container{
    display: flex;
    flex-direction: column;
}
.wish-container>label {
    color: #4b4b4b;
    margin: 5px 0;
}
.wish-container>textarea,#catch-wish-content{
    outline: none;
    border-radius:5px;
    padding:5px;
}
.send-wish{
    margin-top: 10px;
    height: 30px;
    border-radius: 5px;
    outline: none;
    border:1px solid #FFFFFF;
}
.hidden{
    opacity:0;
    display: none !important;
}
.tip{
    position: absolute;
    bottom:0;
    left:45%;
    color: #7e7d7d;
    text-align: center;
}