.suretrigger_button { 
position: relative;
}
.st_trigger_button_loading:after {
content: '';
position: absolute;
right: 6px;
top: 50%;
animation: rotate360 .5s infinite linear, exist .1s forwards ease;
}
.st_trigger_button_loading:before {
content: "";
border-radius: 50%;
right: 0px;
top: 50%;
position: absolute;
border-right: 3px solid #ffffff;
animation: rotate360 .5s infinite linear, exist .1s forwards ease ;
}
@keyframes rotate360 { 
100% {
transform: rotate(360deg);
}
}
@keyframes exist { 
100% {
width: 15px;
height: 15px;
margin: -8px 5px 0 0;
}
}