html, body {
    margin: 0;
    width: 100%;
    height: 100%;
}

.slider {
    width: 100%;
    height: 100vh;
    background: url("images.jpg") center/contain no-repeat;
    background-color: #000;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.overlay {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.4);
}

.content {
    position: relative;
    color: white;
    text-align: center;
}

h1 {
    font-size: 60px;
    margin: 0;
}

p {
    font-size: 18px;
}