* {
    box-sizing: border-box;
}

#slideshow-wrapper {
    height: 400px;
    width: 1200px;
    border: 1px solid black;
    margin: 0 auto;
    position: relative;
    display: flex;
}

#img-wrapper, #text-wrapper {
    width: 50%;
}

img {
    width: auto;
    max-height: 398px; 
}

#text-wrapper {
    padding: 20px;
    display: flex;
    flex-direction: column;
    justify-content: center; 
}

.slider-controls {
    height: 50px;
    width: 50px;
    border: 1px solid black;
    position: absolute;
    background: grey;
    cursor: pointer;
    text-align: center;
    line-height: 40px;
    z-index: 1;
}

#back {
    top: calc(50% - 25px);
    left: -25px;
}

#forward {
    top: calc(50% - 25px);
    right: -25px;
}