style.css

@import url('https://fonts.googleapis.com/css2?family=Jost:wght@500&display=swap');

* {
    font-family: 'Jost', sans-serif;
}

html {
    min-height:100%;
    position:relative;
    background-image: linear-gradient(0deg, rgba(34,77,195,1) 0%, rgba(45,142,253,1) 100%);
    background-repeat: no-repeat;
    background-size: auto;
}

body {
    padding: 15px;
    background-color: rgba(0, 0, 0, 0);
}

button {
    border-style: none;
    border-radius: 7px;
    font-size: medium;
    padding: 7px;
    padding-left: 10px;
    padding-right: 10px;
    background-color: rgb(255, 255, 255);
}

p,
h1,
h2,
h3,
h4,
h5,
h6 {
    color: white;
}

#credit {
    font-size: small;
    color: white;
    opacity: 0.2;
}

textarea {
    padding-top: 10px;
    outline: none;
    resize: both;
    overflow: auto;
    border-radius: 7px;
}

input {
    padding-top: 10px;
    padding-bottom: 10px;
    text-align: center;
    border-style: none;
    border-radius: 7px;
}