#mySidenav a {
    position: fixed;
    left: -80px;
    transition: 0.3s;
    padding: 15px;
    width: 100px;
    text-decoration: none;
    font-size: 20px;
    color: white;
    border-radius: 0 5px 5px 0;
}
#mySidenav a:hover {
    left: 0;
}
#home {
    top: 20px;
    background-color: #4CAF50;
}
#blog {
    top: 80px;
    background-color: #2196F3;
}
#about {
    top: 140px;
    background-color: #f44336;
}
#contact {
    top: 200px;
    background-color: #555
}
#main{ 
    margin-left: 12.5%;
    margin-right: 12.5%;
    font:13px;
}
#myBtn {
    display: none;
    position: fixed;
    bottom: 20px;
    right: 30px;
    z-index: 99;
    font-size: 18px;
    border: none;
    outline: none;
    background-color: red;
    color: white;
    cursor: pointer;
    padding: 15px;
    border-radius: 4px;
}
.icon-bar {
    position: fixed;
    top: 50%;
    right: 0%;
    -webkit-transform: translateY(-50%);
    -ms-transform: translateY(-50%);
     transform: translateY(-50%);
}
.icon-bar a {
    display: block;
    text-align: center;
    padding: 16px;
    transition: all 0.3s ease;
    color: white;
    font-size: 20px;
}
.icon-bar a:hover {
    background-color: #000;
}
.facebook {
    background: #3B5998;
    color: white;
}
.google {
    background: #dd4b39;
    color: white;
}
.linkedin {
    background: #007bb5;
    color: white;
}
.youtube {
    background: #bb0000;
    color: white;
}
.github {
 	background: #181717;
    color: white;
}