button.blue {
    color: white;
    padding: 10px;
    background: #000000;
    border: 1px #ffffff solid;
    box-shadow: inset 0 1px 0 #ffffff;
}

button.blue:hover {
    border: 1px #2F5BB7 solid;
    box-shadow: 0 1px 1px #ffffff, inset 0 1px 0 #ffffff;
    background: #2f3238;
}

button.blue:active {
    box-shadow: inset 0 2px 5px #ffffff;   
}


#btn1{float:left;}
#btn1 a,#blog-pager-older-link a{color:#ffffff;transition: all .3s ease-in-out;background-color: #000;padding: 10px 20px 10px 20px;text-transform: uppercase;font-weight: 700;border: 2px solid;}
.container{
    width: 100%;
    float: left;
    text-align: center;
}
.container button{
    display: inline-block;
}
#btn1{
    float:left;
}
#btn3{
    float:right;
}