body{  
    font-family:Georgia, Arial, Helvetica, Sans-serif,serif;
    font-size:15px;
    color:#000;
    background:#fff;
}
 
h1 {
    font-size:50px;
}
 
h3 {
    font-size:22px;
}
 
#content-wrapper {
    width:960px;
    text-align:left;
    margin:0 auto;
    background:#fff;
    padding:15px;
     
}
 
#header{
    width:960px;
    height:120px;
}
 
#post-content {
    float:left;
    width:600px;
    padding:0 15px 15px 15px;
}
 
.sidebar{
    float:left;
    width:300px;
    margin:0 0 0 15px;
    font-size:15px;
    list-style:none;
}
 
#footer{
    height: 60px;
    background: #fff;
    padding: 15px;
    clear:both;
}


.my-button {
  background-color: #4CAF50; /* Original color (Green) */
  color: white;              /* Text color */
  padding: 10px 20px;
  border: none;
  cursor: pointer;          /* Shows hand icon on hover */
  margin: 0 30%;
}

/* Change color when mouse hovers over */
.my-button:hover {
  background-color: #FF9800; /* New color (Orange) */
}

.centered-div {
  width: 50%;
  margin: 0 20%;
}