index.css

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

body {
    /* margin: ; */
    width: 100%;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background-image: linear-gradient(to right, red, blue);
}

.container h1 {
    font-size: 55px;
    position: relative;
    top: -50px;
    font-family: 'Sacramento', cursive;
}

.input {
    text-align: center;
}

a{
    text-decoration: none;
        font-size: 25px;
        color:white;
        background-color: transparent;
        padding: 10px 20px;
        position: relative;
        top:30px;
        border:2px solid white;
        
}
a:hover {
    /* background-color: rgb(255, 255, 255); */
    border:2px solid black;
}

input[type="color"] {
    appearance: none;
    -moz-appearance: none;
    -webkit-appearance: none;
    background: none;
    border: 0;
    cursor: pointer;
    height: 60px;
    padding: 0;
    width: 60px;

}

label {
    position: relative;
    bottom: 20px;
    font-size: 20px;
    padding-left: 15px;
    font-family: 'Montserrat', sans-serif;
}