style.css

@import url('https://fonts.googleapis.com/css2?family=Exo+2:wght@200&display=swap');
*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Exo 2', sans-serif;
}
body{
    height: 100vh;
    width: 100%;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    background: url(img/img.jpg) no-repeat;
    background-size: cover;
    background-position: center;
}
h1{
    font-weight: 900;
    font-size: 3em;
    padding: .5em;
    color: rgb(255, 255, 255);
}
.container{
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 3%;
    border: 2px solid rgba(255,255,255,.2);
    backdrop-filter: blur(20px);
    box-shadow: 0 5px 10px 0 black;
    border-radius: 2em;
}
input{
    padding: 0.7em;
    font-weight: 700;
    font-size: 1em;
    margin-bottom: 0.8em;
    width: 15em;
    outline: none;
    border-radius: 0.4em;
    border: 1px solid aliceblue;
    margin-right: 1em;
}
select{
    text-align: center;
    font-weight: 700;
    padding: 0.7em;
    font-size: 1em;
    margin-bottom: 0.8em;
    width: 10em;
    outline: none;
    border-radius: 0.4em;
    border: 1px solid aliceblue;
}
button{
    text-align: center;
    font-weight: 900;
    padding: 0.5em;
    font-size: 1.2em;
    margin-bottom: 0.8em;
    width: 8em;
    outline: none;
    border-radius: 0.4em;
    margin-top: 1em;
    border: 1px solid aliceblue;
    cursor: pointer;
}
button:hover{
    font-weight: 900;
    border: 2px solid rgb(7, 7, 7);
}
option{
    font-weight: 900;
}
footer p{
    font-size: 2em;
    font-weight: 700;
    padding: 5px;
    margin-top: 30px;
}