.slider {
    max-width: 700px;
    border: 10px solid #29a8e2;
    margin: 80px auto;
    position: relative;
    overflow: hidden;
}

.slider .left-slide, .slider .right-slide{
    position: absolute;
    height: 40px;
    width: 40px;
    background-color: #444444;
    border-radius: 50%;
    color: #ffffff;
    font-size: 20px;
    top: 50%;
    cursor: pointer;
    margin-top: -20px;
    text-align: center;
    line-height: 40px;
}

.slider .left-slide:hover, .slider .right-slide:hover{
    box-shadow: 0px 0px 0px black;
    background-color: #29a8e2;
}

.slider .left-slide{
    left: 30px;
}

.slider .right-slide{
    right: 30px;
}

.slider .slider-items .item img {
    max-width: 100%;
    display: block;
    animation: zoom 1s ease;
}

@keyframes zoom{
    0%{transform: scale(2); opacity: 0}
    50%{transform: scale(2);}
    100%{transform: scale(1); opacity: 1}
}

.slider .slider-items .item {
    display: none;
    position: relative;
}

.slider .slider-items .item .caption {
    position: absolute;
    width : 100%;
    height: 60px;
    bottom: 0px;
    left: 0px;
    background-color: rgba(0, 0, 0, 0.5);
    line-height: 60px;
    text-align: center;
    color: #ffffff;
    font-size: 30px;
}

.slider .slider-items .item.active {
    display: block;
}