* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

.banner-container {
    width: 100%;
    max-width: 1200px;
    height: auto;
    margin: auto;
    position: relative;
    overflow: hidden;
    border-radius: 15px;
}

.banner-slide {
    position: absolute;
    width: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.banner-slide.active {
    opacity: 1;
    position: relative;
    z-index: 2;
}

.banner-slide img {
    width: 100%;
    display: block;
    border-radius: 15px;
}

/* Botões */

.prev,
.next {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(0, 0, 0, 0.5);
    color: #fff;
    border: none;
    width: 45px;
    height: 45px;
    border-radius: 50%;
    cursor: pointer;
    font-size: 22px;
    z-index: 10;
    transition: 0.3s;
}

.prev:hover,
.next:hover {
    background: rgba(0, 0, 0, 0.8);
}

.prev {
    left: 15px;
}

.next {
    right: 15px;
}

/* Bolinhas */

.indicadores {
    position: absolute;
    bottom: 15px;
    width: 100%;
    text-align: center;
    z-index: 20;
}

.dot {
    height: 12px;
    width: 12px;
    margin: 0 5px;
    background: #bbb;
    border-radius: 50%;
    display: inline-block;
    cursor: pointer;
    transition: 0.3s;
}

.dot.active {
    background: #fff;
    transform: scale(1.2);
}

/* Responsivo */

@media (max-width: 768px) {

    .prev,
    .next {
        width: 35px;
        height: 35px;
        font-size: 18px;
    }

    .dot {
        width: 10px;
        height: 10px;
    }
}