@media only screen and (max-width: 500) {
.logo {
display: none;
  

  text-align: center;
}
}
img {
  display: block;
  margin-left: auto;
  margin-right: auto;
  width: 100px;
  height: 100px;
}
body {
    background-image: url(slikapozadine2.jpg);
  margin: 0;
  min-width: 300px;
}

/* Include the padding and border in an element's total width and height */
* {
  box-sizing: border-box;
}

/* Remove margins and padding from the list */
ul {
  margin: 0;
  padding: 0;
}

/* Style the list items */
ul li {
  cursor: pointer;
  position: relative;
  padding: 12px 8px 12px 40px;
  list-style-type: none;
  background: #33c0ff;
  font-size: 18px;
  transition: 0.2s;
  
  /* make the list items unselectable */
  -webkit-user-select: none;
  -moz-user-select: none;
  -ms-user-select: none;
  user-select: none;
}

/* Set all odd list items to a different color (zebra-stripes) */
ul li:nth-child(odd) {
    background: #03b0fd;
 
}

/* Darker background-color on hover */
ul li:hover {
  background-color: #2a529d;
}

/* When clicked on, add a background color and strike out text */
ul li.checked {
  background: #a3c3db;
  color: #31569d;
  text-decoration: line-through;
}

/* Add a "checked" mark when clicked on */
ul li.checked::before {
  content: '';
  position: absolute;
  border-color: #0a00ff;
  border-style: solid;
  border-width: 0 2px 2px 0;
  top: 10px;
  left: 16px;
  transform: rotate(45deg);
  height: 15px;
  width: 7px;
}

/* Style the close button */
.close {
  position: absolute;
  right: 0;
  top: 0;
  padding: 12px 16px 12px 16px;
}

.close:hover {
  background-color: #f44336;
  color:("slikapozadine");
}

/* Style the header */
.header {
  background-color: #f44336;
  padding: 30px 40px;
     text-align: center;
    color:snow;
  background:url("slikapozadine.jpg");
 
}

/* Clear floats after the header */
.header:after {
  content: "";
  display: table;
  clear: both;
}

/* Style the input */
input {
  margin: 0;
  border: none;
  border-radius: 0;
  width: 75%;
  padding: 10px;
  float: left;
  font-size: 16px;
}

/* Style the "Add" button */
.addBtn {
  padding: 10px;
  width: 25%;
  background: #00adfa;
  color: #ffffff;
  float: left;
  text-align: center;
  font-size: 16px;
  cursor: pointer;
  transition: 0.3s;
  border-radius: 0;
}

.addBtn:hover {
  background-color: #4c0589;
}