.iframewrapper {
    position: absolute;
    right: 0;
    top: 0;
    width: 50%;
    height: 100%;
    background-color: #1a202c;
    border: 0;
}

iframe {
    position: absolute;
    right: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: #1a202c;
    border: 0;
}

textarea {
    padding-top: 2rem;
    padding-left: 8px;
    color: white;
    font-size: larger;
    position: absolute;
    left: 0;
    width: 50%;
    bottom: 0;
    height: 100%;
    background-color: #1a202c;
    border:0;
}

.run {
    font-size: 2rem;
    position: absolute;
    top: 3%;
    left: 45%;
    cursor: pointer;
    z-index: 50;
    line-height: 1;
    display: flex;
    align-items: center;
}

.back {
    font-size: 2rem;
    position: absolute;
    top: 3%;
    left: 41%;
    cursor: pointer;
    z-index: 50;
    line-height: 1;
    display: flex;
    align-items: center;
}

@media only screen and (max-width: 768px) {
    .run {
        left: 45%;
        font-size: 1.5rem;
    }
    
    .back {
        left: 40%;
        font-size: 1.5rem;
    }
}