body {
    font-family: Arial;
    color: white;
  }
  /* img */
  .centered img {
    width: 500px;
    border-radius: 50%;
  }
  
  .split {
    height: 100%;
    width: 50%;
    position: fixed;
    z-index: 1;
    top: 0;
    overflow-x: hidden;
    padding-top: 20px;
    font-family: monospace;
  }
  
  .left {
    left: 0;
    background-color: #111111;
  }
  
  .right {
    right: 0;
    background-color: red;
  }
  
  .centered {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    text-align: center;
  }

  * {
  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: #111111;
  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;
}
/* Darker background-color on hover */
ul li:hover {
  background: rgb(219, 38, 38);
}

/* When clicked on, add a background color and strike out text */
ul li.checked {
  background: rgb(219, 38, 38);
  color: #fff;
  text-decoration: line-through;
}

/* Add a "checked" mark when clicked on */
ul li.checked::before {
  content: '';
  position: absolute;
  border-color: #fff;
  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: white;
}

/* Style the header */
.header {
  background-color: #f44336;
  padding: 30px 40px;
  color: white;
  text-align: center;
}

/* 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: #d9d9d9;
  color: #555;
  float: left;
  text-align: center;
  font-size: 16px;
  cursor: pointer;
  transition: 0.3s;
  border-radius: 0;
}

.addBtn:hover {
  background-color: #bbb;
}

/* FORM */
form {
	margin-top:3rem;
    display:flex;
    font-family:monospace;
    flex-wrap:wrap;
    
}
form label {
	min-width:100%;
	margin-bottom:.5rem;
    font-size:1.3rem;
    font-family:monospace;
}
form input {
    flex-grow:1;
    font-family:monospace;
    border:none;
    margin: 15px;
	background:#f7f1f1;
	padding:0 1.5em;
	font-size:initial;
}
form button {
	padding:0 1.3rem;
    border:none;
    margin: 15px;
	background:#111111;
	color:white;
	text-transform:uppercase;
	font-weight:bold;
	border:1px solid rgba(255,255,255,.3);
	margin-left:5px;
	cursor:pointer;
	transition:background .2s ease-out;
}
form button:hover {
	background:rgb(219, 38, 38);
}
form input, 
form button {
	font-family:monospace;
	height:3rem;
}