.titul {
    max-height: 950px;
    margin-bottom: 2rem;
}

img {
    max-width: 100%;
}    

#gotoTop {
    transition: background-color .2s linear;
    z-index: 9999 !important;
    left: 30px;
    right: auto;
    top: auto;
    bottom: 30px;

    /*display: none;*/
    position: fixed;
    width: 40px;
    height: 40px;
    background-color: rgba(0, 0, 0, 0.3);
    font-size: 20px;
    line-height: 36px;
    text-align: center;
    color: #FFF;
    cursor: pointer;
    border-radius: 2px;
}