style.css

* {
    margin: 0px;
    padding: 0px;
}
body {
    font-family: sans-serif;
}
.inner-section {
    min-height: 100vh;
}
header ul {
    background: lightgray;
    display: flex;
}
header ul li {
    list-style: none;
    padding: 20px;
}
.hero {
    height: 60vh;
    background: coral;
    display: flex;
    align-items: center;
    justify-content: center;
}
.hero h1 {
    color: white;
    font-size: 5em;
}
.article {
    display: flex;
    padding: 20px;
}
.article .inner {
    width: 50%;
}
.copyright {
    background: black;
    font-size: 16px;
    color: white;
    text-align: center;
    padding: 20px;
}

.form-section{
    display: flex;
    justify-content: center;
    align-items: center;
    margin-bottom: 50px;
    height: 300px;
}
.form-section  form{
    box-shadow: 0px 10px 53px 0px rgba(0, 0, 0, 0.3) !important;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    padding: 30px;
    background-color: white;
    border-radius: 7px;
}
.inputFiled{
    padding: 20px;
}
input[type='text']{
    padding: 10px 20px;
    border-radius: 6px;
    border: 1px solid lightgray;
    outline-color: orange;
}
.inputButton{
    margin-top: 20px;
    padding: 20px;
}
.inputButton > button{
    padding: 10px 20px;
    border: 2px solid black;
    color: white;
    background-color: black;
    border-radius: 20px;
    transition: all 0.3s ease-in-out;
    cursor: pointer;

}
.inputButton > button:hover{
    color: black;
    background-color: white;
}
@media (max-width: 800px) {
    .hero {
        height: 40vh;
    }
    .hero h1 {
        font-size: 4em !important;
        text-align: center;
    }
    .article {
        flex-wrap: wrap;
    }
    .article .inner {
        width: 100%;
        padding-top: 30px;
    }
}