@media (max-width: 450px) {
    .inova .titulo {
        display: none;
    }
    .inova .btn {
        border-radius: 40px;
        height: 40px;
        width: 40px;
        padding: 0;
    }
    .inova {
        bottom: 20px;
    }
}
@media screen and (min-width: 451px) {
    .inova {
        bottom: 40px;
    }
}
.inova {
       border: none;
    
    background-position: center center;
    background-repeat: no-repeat;
    box-shadow:2px 2px 2px 2px rgb(69, 182, 93, .2);
    width: 50px;
    height: 50px;
    position: fixed;
    right: 15px;
    bottom: 40px;
    transition: all .3s ease-in-out ;
    border-radius: 50px;
  display: flex;
  justify-content: center;
  align-items: center;
    cursor: pointer;
   
    z-index: 9999;
}
.inova a { 
    -webkit-transition: all 0.3s ease-in-out;
    -moz-transition: all 0.3s ease-in-out;
    -o-transition: all 0.3s ease-in-out;
    -ms-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
}
.inova .fa {
    width: 23px;
    height: 21px;
    text-align: center;
    margin: 0 2px;
    display: inline-block;
    font-size: 20px;
    color: #fff;
    -webkit-transition: all 0.3s ease-in-out;
    -moz-transition: all 0.3s ease-in-out;
    -o-transition: all 0.3s ease-in-out;
    -ms-transition: all 0.3s ease-in-out;
    transition: all 0.3s ease-in-out;
}
.botao-wpp {
    text-decoration: none;
    color: #eee;
    display: inline-block;
    background-color: #25d366;
    font-weight: bold;
    padding: 1rem 2rem;
    border-radius: 3px;
}
.botao-wpp:hover {
    background-color: darken(#25d366, 5%);
}
.botao-wpp:focus {
    background-color: darken(#25d366, 15%);
}
 
.inova button{
  padding: 0;
}
.inova:hover{
  width: 55px;
  height: 55px;
}