.effects{
    max-width: 720px;
    margin: 0 auto;
    height: 100%;
    width: 100%;
    overflow-y: auto;
    padding:0.2rem;
    background-color: #404040;
    box-sizing: border-box;
}
.effects header{
    position:fixed;
    background-color: #2d2d2d;
    width:100%;
    z-index: 99;
    font-size: 1.4rem;
    height: 4rem;
    line-height: 4rem;
    text-align: center;
    color: #ffffff;
    top:0;
    left: 0;
}
.effects .placeholder1{
    width: 100%;
    height: 4.0rem;
}
#effects-list .image{
    display: block;
    float:left;
    width:50%;
    box-sizing:border-box;
    padding:0.4rem;
    position: relative;
}
#effects-list .image img{
    width:100%;
}
#effects-list .image .delete{
    position: absolute;
    bottom: 1rem;
    left:1rem;
    background: url("../image/delete.png") no-repeat;
    width:3rem;
    height: 3rem;
    background-size:3rem 3rem;
}
.buildNew{
    position: absolute;
    right: 2rem;
    bottom:2rem;
    width:15%;
    z-index: 99;
}
.yd{
    display: none;
    position: fixed;
    left:0;
    bottom:0;
    width:100%;
    height: 100%;
    background-color: #404040;
    z-index: 9;
}
.yd img{
    width:80%;
    display: block;
    margin:50% auto;
    transform:translate(0,50%);
    -webkit-transform: translate(0,50%);
}
@media screen and (min-width: 720px){
    .effects header,.yd{
        left:50%;
        top:0;
        transform:translate(-50%,0);
        -webkit-transform: translate(-50%,0);
        width:720px;
    }
}