h1{
    margin-left: 787px;
    margin-top: 250px;
}

.slider{
    position: relative;
    width: 100%;
    margin: auto;
    overflow: hidden;
    height: 50%;
    left: 33.5%;
}

.slider img{
    display: none;
    width: 600px;
    height: 400px;
}

.slider button{
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    font-size: 25px;
    padding: 10px 15px;
    background-color: hsla(0, 0%, 0%, 0.5);
    border: none;
    color: white;
    cursor: pointer;
}

.previous{
    left: 0;
}

.next{
    left: 28.8%;
}

@keyframes fade {
    from {opacity: .5}
    to {opacity: 1}
}

.displaySlide {
    display: block !important; /* mostrar o slide ativo */
    animation-name: fade;
    animation-duration: 1.5s;
}