Btn spinner

gistfile1.txt

.lol {
    background: #222 ;
    background-image : url('http://loadinggif.com/generated-image?imageId=3&bgColor=%23333&fgColor=%23ddd&transparentBg=1&download=0&random=0.09613908641040325') !important;
    background-repeat: no-repeat;
    background-position-x: 200%;
    background-position-y: 50%;
    transition: 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275) all !important;
    background-size: 20px;
}

.lol.active {
background-position-x: 50%;
color: transparent; 
}