style.css

main{
    display: flex;
    width: 100vw;
    height: 100vh;
    justify-content: center;
    align-items: center;
}

.container {
    display: flex;
    flex-direction: column;
    background: yellow;
    width: 400px;
    height: 600px;
    align-items: center;
    justify-content: space-evenly;
    border-radius: 20px;
    box-shadow: 0 0 10px black;
}

.title{
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100px;
    height: 50px;
    font: ubuntu 2.5rem serif;
    border-bottom: solid 5px black;
    margin-bottom: 20px;
}

.input {
    display: flex;
    width: 300px;
    height: 50px;
    justify-content: space-between;
    align-items: center;
}

.input input{
    width: 300px;
    height: 50px;
    border-radius: 5px;
    border: none;
    outline: 0;
    font: bold 1.5 rem;
    text-align: center;
}

.input label {
    font: bold 1.5rem;
}

button{
    width: 300px;
    height: 40px;
    font: ubuntu 1.2rem;
    background-color: black;
    color: beige;
    outline: none;
    border-radius: 5px;
    font: ubuntu 1.5rem;
    box-shadow: 0px 0px 10px;
    background: black;
    color: beige;
    padding: 20px;
    box-sizing: border-box;
    user-select: none;
}