header h2{
    font-size: 20px;
}
input{
    outline: none;
    border:3px solid grey;
    transition: all .6s;
}
input:hover{
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.532);
    border:3px solid grey;
}
.form-isi .btn{
    color: white;
    background-color: #0d6efd;
}
.form-isi .btn:hover{
    background-color: #0d6dfdb5;
}
.form-isi .btn:focus{
    color: #fff;
}
ul li{
    font-size: 20px;
}

@media screen and (max-width:340px) {
    header h2{
        font-size:15px;
    }
}