/*Selects all elements */
* {
    box-sizing: border-box;
    padding: 0;
    margin: 0;
}
/*body*/
body {
    background-color: white;
}

/* This is header*/

.header {
    padding: 20px;
    font-family: 'Trebuchet MS', 'Lucida Sans Unicode', 'Lucida Grande', 'Lucida Sans', Arial, sans-serif;
    background-color: #333333;
    color: #ffffff;
    text-align: Center;
}

/* This is h1 header*/
.header h1 {
    display: inline-block;
    font-size: 48px;
}


.header h1 {
    color: #d9dcd6;
}
.container {
    margin-top: 10px;
    margin-left:10px;
    padding:20px;
   
}

div.example input[type=text] {
    padding: 10px;
    font-size: 17px;
    border: 1px solid grey;
    float: left;
    width: 80%;
    background: #f1f1f1;
  }
  
  div.example button {
    float: left;
    width: 20%;
    padding: 10px;
    background: #2196F3;
    color: white;
    font-size: 17px;
    border: 1px solid grey;
    border-left: none;
    cursor: pointer;
  }
  
  div.example button:hover {
    background: #0b7dda;
  }
  
  div.example::after {
    content: "";
    clear: both;
    display: table;
  }