body {
    margin: 0;
    padding: 0;
    background-color: azure;
    display: flex;
    justify-content: center;
    align-content: center;
    box-shadow: 0 0 4px 2px aqua;
}

.container {
    min-width: 270px;
    width: auto;
    background-color: azure;
    padding: 15px;
    align-items: center;
}

.btn {
    border: 1px;
    margin-top: 6px;
    color: aqua;
    background-color: darkblue;
    border-color: orangered;
    padding: 8px 16px;
    font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
    font-size: 1em;
    font-weight: 600;   
    box-shadow: 0 0 8px 2px orange;
    border-radius: 4px;
}

.btn:hover {
    color: orangered;
}

input {
    padding: 10px;
    height: 32px;
    width: 100%;
    box-sizing: border-box;
    border: 1px solid green;
    box-shadow: inset 0 0 2px 1px green;
}

ul {
    padding-left: 0;
    list-style: none;
    margin-bottom: 0;
   
}

li {
    margin-top: 5px;
  

}

li a {
    color: darkblue;

}

h4 {
  font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;  
  font-size: 1em;
  text-align: center;
  margin: 0;
}