.row {
    background-color: #e3e3e3;
    border-radius: 15px;
}

.submitButton {
    background-color: #dcf808;
    border-color: aquamarine;
    border-radius: 20px;
    box-shadow: 2px 5px 0px 0px rgb(0, 0, 0);
    min-height: 100px;
    min-width: 200px;
}

.submitButton:hover {
    background-color: #38e80c;
    transition: 0.7s;
}

/* Parent Container */.content_img{
    position: relative;
}

/* Child Text Container */.content_img div{
    position: absolute;
    bottom: 0;
    right: 0;
    background: black;
    color: white;
    margin-bottom: 5px;
    font-family: sans-serif;
    opacity: 0;
    visibility: hidden;
    -webkit-transition: visibility 0s, opacity 0.5s linear; 
    transition: visibility 0s, opacity 0.5s linear;
   }
   
   /* Hover on Parent Container */.content_img:hover{
    cursor: pointer;
   }
   
   .content_img:hover div{
    width: 150px;
    padding: 8px 15px;
    visibility: visible;
    opacity: 0.7; 
   }