.container {
  width: 295px;
  padding: 15px;
  background: #5614B0;  
  background: -webkit-linear-gradient(to right, #DBD65C, #5614B0); 
  background: linear-gradient(to right, #DBD65C, #5614B0); 
  border: 2px solid #5614B0;
  box-shadow: 0 8px 16px 0 rgba(0,0,0,0.2), 0 6px 20px 0 rgba(0,0,0,0.19);
  border-radius: 20px;  
}

h1 {
  text-align: center;
  font-size: 15px;
  font-weight: bolder;
  margin: auto;
  padding: 10px 5px;
}

.displaytop { 
  display: block;              
  color: black;
  text-align: right;
  font-size: 15px;
  font-weight: bolder;
  padding: 10px 5px;
  width: 270px;
  height: 20px;
  overflow: auto; 
  margin: auto;
  background: #DBD65C;  /* fallback for old browsers */      
  border: 2px solid #5614B0;
  border-radius: 10px;
}

.display { 
   display: block;              
   color: black;
   text-align: right;
   font-size: 30px;
   font-weight: bolder;
   padding: 25px 5px;
   width: 270px;
   height: 40px;
   overflow: auto; 
   margin: auto;
   background: #DBD65C;  /* fallback for old browsers */      
   border:2px solid #5614B0;
   border-radius: 10px;
}

.button {
   padding-top: 10px;      
   padding: 10px;
   margin-top: 8px;
   margin-left: 8px;
   font-family: verdana;
   color: black;
   border: 2px solid #c5b30f;
   border-radius: 10px;
   text-align: center;
   font-size: 30px;
   width: 60px;
   height: 60px;    
   background: #8E2DE2;  /* fallback for old browsers */
   background: -webkit-linear-gradient(to right, #4A00E0, #8E2DE2);  /* Chrome 10-25, Safari 5.1-6 */
   background: linear-gradient(to right, #4A00E0, #8E2DE2); /* W3C, IE 10+/ Edge, Firefox 16+, Chrome 26+, Opera 12+, Safari 7+ */   
   transition-duration:0.4s;
 }
 
 .delete {
  font-size: 20px;
  font-family: verdana;
  text-align: center;
 }

.button:hover {
  cursor: pointer;
  background: #a73dd1;
 }
 
.button:active {
  background-color: #DBD65C;
  box-shadow: 0 5px rgb(83, 83, 83);
  transform: translateY(4px);
}

footer {
  text-align: center;
  font-size: 8px;
  margin: auto;
  padding: 10px 5px;
}