.column {
   float: left;
}

.small-margin {
    margin: 1px;
}

.btn-group button {
   padding: 6px 16px; /* Some padding */
   cursor: pointer; /* Pointer/hand icon */
   width: 80%; /* Set a width if needed */
   display: block; /* Make the buttons appear below each other */
   border: 2px solid background;
   background-color: #CCCCCC;
}

.btn-group button:not(:last-child) {
  border-bottom: none; /* Prevent double borders */
}

/* Add a background color on hover */
.btn-group button:hover {
  background-color: #FFFF00;
}

img {
   display: block;
   margin-left: 0px;
   margin-right: auto;
   width: 50%;
}

/*
p {
   font-size: 18px;
}
*/