.stick-top-left {
    position: fixed;
         top: 18px;
        left: 10px;
}

.stick-top-right {
    position: fixed;
         top: 18px;
       right: 10px;
}

.stick-bottom-right {
    position: fixed;
      bottom: 18px;
       right: 10px;
}

.stick-bottom-left {
    position: fixed;
      bottom: 18px;
        left: 10px;
}