.slide{
    box-shadow: 0 0 15px#505050;
}
.slide-current{
    box-shadow: 0 0 30px#2e2e2e;
}
.slider__button{
    background-color: #e0e0e0;
}
.slider__button:hover{
    background-color: #cacaca;
}
.slider__button:active{
    background-color: #b6b6b6;
}