animate-toggle-icon

.et_pb_toggle_open .et_pb_toggle_title:before {
 
transform: rotate(180deg);
 
content: "\25bc";
 
transition:all 0.5s ease-in-out 0s;
 
color:#e5e2d3;
 
}
 
.et_pb_toggle_title:before {
 
content: "\25bc";
 
font-size:2em;
 
transition:all 0.5s ease-in-out 0s;
 
color:#179baf;
 
}