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

html, body { 
	/*overflow-x: hidden;*/
    height: 100%;
    min-height: 100vh;
    width: 100vw;
    font-size: 16px;
}

body img {
    width: auto;
    max-width: 100vw;
    height: auto;
}

img {
	border: none;
}

a, a:visited, a:active {
	color:#141b30;
}

a:hover {
	color: #141b30;
	text-decoration: none
}

.wrapper {
    margin: 0 auto -4em;
    width: 100%;
    max-width: 100vw;
}

.container {
	height: 100%;
	margin: 0 auto;
	position: relative;
    width: 100%;
	max-width: 855px;
}

.banner {
    height: auto;
    max-height: 121px;
    width: 100%;
    max-width: 839px;
}

main {
    width: 100%;
    max-width: 100vw;
}

.book-container {
	background-color: #efecd9; 
	border: #e1decb 7px solid;
	float: left;
    width: 100%;
	max-width: 646px;
}

.success-message {
    width: 100%;
    height: auto;
    min-height: 2rem;
    background-color: #3cb371;
    border: 1px solid #008000;
    border-radius: 5px;
    margin: 0 0 10px;
    padding: 5px;
    text-align: center;
    color: #ffffff;
    font-weight: 700;
}

.warning-message {
    width: 100%;
    height: auto;
    min-height: 2rem;
    background-color: #ffff00;
    border: 1px solid #615f02;
    border-radius: 5px;
    margin: 0 0 10px;
    padding: 5px;
    text-align: center;
    color: #615f02;
    font-weight: 700;
}

.card-100 {
  margin: 2rem auto;
  background-color: #c8c9cf;
  color: #333333;
  border: 2px solid #f4a261;
  border-radius: 15px;
  width: 90%;
  padding: 1rem;
}

.error-alert {
    width: 100%;
    height: auto;
    min-height: 2rem;
    background-color: #d87093;
    border: 1px solid #ff0000;
    border-radius: 5px;
    margin: 0 0 10px;
    padding: 5px;
    text-align: center;
    color: #ff0000;
    font-weight: 700;
}