.sc_left{
    position:relative;
    right:200px;
    transition:all 1s;
}
.sc_left-mv{
    position:relative;
    right:0;
}

.sc_right{
    position:relative;
    left:200px;
    transition:all 1s;
}
.sc_right-mv{
    position:relative;
    left:0;
}

.sc_top{
    position:relative;
    bottom:200px;
    transition:all 1s;
}
.sc_top-mv{
    position:relative;
    bottom:0;
}

.sc_bottom{
    position:relative;
    top:200px;
    transition:all 1s;
}
.sc_bottom-mv{
    position:relative;
    top:0;
}