style.css

* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}

body {
    height: 100vh;
    background: linear-gradient(to right, #7f53ac, #657ced);
}

.container {
    position: absolute;
    width: 50%;
    min-width: 580px;
    transform: translate(-50%, -50%);
    top: 50%;
    left: 50%;
    background: #fff;
    padding: 50px 10px;
    border-radius: 5px;
    display: grid;
    justify-items: center;
    font-family: "poppins", sans-serif;
}

h3 {
    font-size: 30px;
    font-weight: 600;
    margin-bottom: 8px;
}

p {
    font-weight: 400;
    margin-bottom: 8px;
}
form{
    display: flex;
    flex-direction: column;
    align-items: center;
}
.guesses{
    margin-top: 6px;
}
.guessSubmit{
    width: 160px;
    padding: 15px 0;
    cursor: pointer;
    margin-top: 5px;
    border-radius: 5px;
    background-color: #663399;
    color: #fff;
    border: none;
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 30px;
}
.guessSubmit:hover{
    opacity: 0.9;
}
.guessField{
    margin-top: 5px;
    width: 90px;
    font-weight: 600;
    padding: 20px 0;
    font-size: 28px;
    text-align: center;
    border-radius: 5px;
    border: 2px solid #202020;
    color: #663399;
}
button {
    width: 160px;
    cursor: pointer;
    margin: 10px 10px;
    padding: 15px 0;
    border-radius: 5px;
    background-color: #663399;
    color: #fff;
    border: none;
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 30px;
}
button:hover{
    background-color: #aea2df;
}