html,
body {
    min-width: 360px;
    min-height: 800px;
    margin: 0;
    padding: 0;
    text-align: center;
    height: 100%;
    width: 100%;
    overscroll-behavior: none;
    box-sizing: border-box;
    font-family: Arial, Helvetica, sans-serif;
    background: linear-gradient(45deg, rgba(66, 180, 250, 0.5) 0%, rgba(60, 250, 200, 0.5) 100%);
}

.center {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    width: 100%;
}

h1 {
    font-size: 1.75rem;
}

.content {
    width: 90%;
    max-width: 800px;
    padding: 50px 0px;
    text-align: center;
    background-color: #f8f8f8;
    border-radius: 10px;
    box-shadow: 0px 15px 15px 0.15px rgba(0, 0, 0, 0.05);
}

input,
button {
    font-size: 14px;
}

input {
    display: inline-block;
    text-align: center;
    width: 50%;
    height: 50px;
    border: none;
    border-bottom: 1px solid #999;
    background: #f8f8f8;
    margin: 0 10px 25px 10px;
}

input:focus {

    background: rgba(0, 0, 0, 0.1);
    border: 0;
    border-radius: 4px;
    box-sizing: border-box;
    padding: 12px 20px;
    color: rgba(0, 0, 0, 0.5);
    outline: none;
    transition: 0.3s ease;
}

::placeholder {
    color: #000;
    opacity: 0.7;
}

input:focus::placeholder {
    color: transparent;
}

input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

input[type=number] {
    -moz-appearance: textfield;
}

button {

    align-items: center;

    background-color: #4285F4;
    color: #fff;
    border: 0px;
    border-radius: 5px;
    cursor: pointer;

    height: 50px;
    width: 60%;
    margin-top: 10px;

    transition: all 250ms;
    touch-action: manipulation;
    vertical-align: baseline;

}

.Notes {
    border: 1px solid rgb(66, 133, 244);
    margin: 5vh 10% 0 10%;
    padding: 2vh;
    border-radius: 20px;
    cursor: pointer;
}

.DownloadNotes {
    display: none;
    font-size: 2rem;
    margin: 10vh 10;
    padding: 2vh;
    margin: 30px 0;
}

.warning {
    position: fixed;
    top: 0;
    left: 0;
    height: 100vh;
    width: 100vw;
    z-index: 999;
    display: flex;
    align-items: center;
    justify-self: center;
    background-color: #fff;
}

.warning * {
    width: 100vw;
}