#content{
	width: 50%;
	justify-content: center;
	align-items: center;
	margin: 20px auto;
	border: 1px solid #cbcbcb;
}

#display-image{
	width: 100%;
	justify-content: center;
	padding: 5px;
	margin: 15px;
}

#menu_text{
margin-top: 0;
margin-bottom: 1rem;
font-size: 25px;
font-weight: bold;
color: blueviolet;
}
img{
    width:50px;
    height:50px;
}

#inner-table {
    width: 100%;
   }
   
   
   
 @-webkit-keyframes valid {
  from { background-color: green; }
  to { background-color: inherit; }
}
@-moz-keyframes valid {
  from { background-color: green; }
  to { background-color: inherit; }
}
@-o-keyframes valid {
  from { background-color: green; }
  to { background-color: inherit; }
}
@keyframes valid {
  from { background-color: green; }
  to { background-color: inherit; }
}
.valid {
  -webkit-animation: valid 2s infinite; /* Safari 4+ */
  -moz-animation:    valid 2s infinite; /* Fx 5+ */
  -o-animation:      valid 2s infinite; /* Opera 12+ */
  animation:         valid 2s infinite; /* IE 10+ */
}