body {
    position: relative;
}

#userback-trigger {   
    display: block;
    width: 30px;
    height: 30px;
    position: absolute;
    top: auto;
    left: 0;
    right: auto;
    bottom: 0;
    z-index: 999;
    border-radius: 3px;
    border: 0;    
    background-image: none;
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
    transition: alls 1s linear 3s;
}


#userback-trigger:hover {
    border: 1px solid #2878f0;
    cursor: pointer;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='24' height='24' viewBox='0 0 24 24'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cpath fill='%2300C878' d='M13,0 L13,24 C19.13825,23.636 24,18.73975 24,12.75 L24,0 L13,0 Z'%3E%3C/path%3E%3Cpath fill='%232878F0' d='M0,12.75 C0,18.73975 4.86175,23.636 11,24 L11,0 L0,0 L0,12.75 Z'%3E%3C/path%3E%3C/g%3E%3C/svg%3E");
    
}