.custom_block_btn,
.acf-block-preview .custom_block_btn{
    color : #ffffff !important;
    background-color : #64d852;
    border: 0px solid #64d852;
    border-radius : 20px;
}
.custom_block_btn:hover{
    color : #2b2b2b !important;
    background-color : #64d852;
    border-color: #2b2b2b;
}

@media only screen and (max-width: 500px){

}