:root {
    --color-white: #f3f3f3;
    --color-teal-alpha: rgba(0, 128, 128, 01.0);
}

*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    font-family: Arial, Helvetica, sans-serif;
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.4;
    color: var(--color-white);
    margin: 0;
}

.background{
    background-color: #e5e5f7;
    opacity: 0.9;
    background-image: linear-gradient(30deg, #008080 12%, transparent 12.5%, transparent 87%, #008080 87.5%, #008080), linear-gradient(150deg, #008080 12%, transparent 12.5%, transparent 87%, #008080 87.5%, #008080), linear-gradient(30deg, #008080 12%, transparent 12.5%, transparent 87%, #008080 87.5%, #008080), linear-gradient(150deg, #008080 12%, transparent 12.5%, transparent 87%, #008080 87.5%, #008080), linear-gradient(60deg, #00808077 25%, transparent 25.5%, transparent 75%, #00808077 75%, #00808077), linear-gradient(60deg, #00808077 25%, transparent 25.5%, transparent 75%, #00808077 75%, #00808077);
    background-size: 80px 140px;
    background-position: 0 0, 0 0, 40px 70px, 40px 70px, 0 0, 40px 70px;
    background-attachment: fixed;
}


h1 {
    text-shadow: 1px 1px 1px rgba(0, 0, 0, 0.9);
    font-weight: 900;
    line-height: 3.0;
}

p {
    font-size: 2.5;
}

h1,
p {
    color: #fcc200;
    margin-top: 0;
    margin-bottom: 0.5rem;
}

label {
    display: flex;
    align-items: center;
    font-size: 1.125rem;
    margin-bottom: 0.5rem;
}

input,
button,
select,
textarea {
    margin: 0;
    font-family: inherit;
    font-size: inherit;
    line-height: inherit;
}

button {
    border: none;
}

.container {
    width: 100%;
    margin: 3.125rem auto 0 auto;
}

@media (min-width: 576px) {
    .container {
        max-width: 540px;
    }
}

@media (min-width: 768px) {
    .container {
        max-width: 720px;
    }
}

.header {
    padding: 0 0.625rem;
    margin-bottom: 1.875rem;
}

.description {
    color: #fcc200;
    font-style: italic;
    font-weight: 200;
    text-shadow: 1px 1px 1px rgba(0, 0, 0, 0.5);
}

.clue {
    margin-left: 0.25rem;
    font-size: 0.9rem;
    color: #e4e4e4;
}

.text-center {
    text-align: center;
}

/* form */

form {
    background: var(--color-teal-alpha);
    padding: 2.5rem 0.625rem;
    border-radius: 0.25rem;
}

@media (min-width: 480px) {
    form {
        padding: 2.5rem;
    }
}

.form-group {
    margin: 0 auto 1.25rem auto;
    padding: 0.25rem;
}

.form-control {
    display: block;
    width: 100%;
    height: 2.375rem;
    padding: 0.375rem 0.75rem;
    color: #495057;
    background-color: #fff;
    background-clip: padding-box;
    border: 1px solid #ced4da;
    border-radius: 0.25rem;
    transition: border-color 0.15s ease-in-out, box-shadow 0.15s ease-in-out;
}

.form-control:focus {
    border-color: #80bdff;
    outline: 0;
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
}

.input-radio,
.input-checkbox {
    display: inline-block;
    margin-right: 0.625rem;
    min-height: 1.24rem;
    min-width: 1.25rem;
}

.input-textarea {
    min-height: 120px;
    width: 100%;
    padding: 0.625rem;
    resize: vertical;
}

.submit-button {
    display: block;
    width: 100%;
    padding: 0.75rem;
    background: gray;
    color: inherit;
    border-radius: 2px;
    cursor: pointer;
}

button:hover {
    background-color: black;
}