.contact_form{
    box-shadow: inset -2px -2px 5px 1px lightgray, inset 2px 2px 5px 1px lightgray;
    border-radius: 10px;
    max-width: 80vw;
    margin: 0px auto;
    padding: 20px;
}
.input-group{
    margin: 10px;
}
.input-group label{
    font-size: 22px;
    font-weight: 600;
    display: block;
    margin-bottom: 10px;
    letter-spacing: 0.5px;
}
.input{
    border: 2px solid black;
    border-radius: 5px;
    padding: 7px;
    font-size: 20px;
    width: 100%;
}
.contact_form .btn{
    margin: 0px;
}
@media (max-width: 770px){
    .contact_form{
        max-width: 90vw;
    }
    .contact_form .btn{
        width: 100%;
    }
}