.download{ border:1px solid #37A318;
background:-o-linear-gradient(bottom,#489B20 30%, #2DB614 100%);
-o-transition-property:all;
-o-transition: ease-in;
-o-ransition-duration:0.3s;
}
.download:hover{
background:-o-linear-gradient(90deg,#39B011 20%, #2DB614 90%); -o-transition-property:all;
-o-transition: ease-out;
-o-transition-duration:0.3s;
-o-transform: translate(4px,0) scale(2) ;
z-index:975;
}