style.css

/* Reset de Margens e Preenchimentos */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Estilos Gerais */
body {
    background-color: #282847;
    color: #282847;
    font-family: sans-serif;
}

/* Layout Principal */
main {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    padding: 2rem;
}

/* Formulário Gerador */
.generator {
    width: 100%;
    max-width: 640px;
    padding: 2rem 1rem;
    background-color: #fff;
    border-radius: 1rem;
}

/* Títulos */
h1 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    text-align: center;
}

/* Estilos de Inputs e Botões */
input:not([type="checkbox"]),
button {
    appearance: none;
    outline: none;
    border: none;
    background: none;
}

input[type="checkbox"] {
    cursor: pointer;
}

/* Wrapper de Senha */
.password-wrap {
    position: relative;
    display: flex;
    width: 100%;
    margin-bottom: 1rem;
}

.password-wrap:after {
	content: '';
	display: block;
	position: absolute;
	top: 100%;
	height: 3px;
	left: 0;
	right: 0;
	border-radius: 3px;
	background: linear-gradient(to right, #ad25fc 25%, #518cd4 75%);
}

.password-wrap input {
	flex: 1 1 0%;
	padding: 0.5rem;
	color: #282847;
}

.password-wrap input::placeholder {
	color: #888;
	font-style: italic;
}

.password-wrap button {
	cursor: pointer;
	background: linear-gradient(to bottom, #ad25fc 0%, #518cd4 75%);
	background-clip: text;
	-webkit-text-fill-color: transparent;
}

#password {
    width: 100%;
    text-align: center; 
}

/* Label */
label {
	display: flex;
	user-select: none;
	margin-bottom: 1rem;
}

label span {
	display: block;
	flex: 1 1 0%;
	white-space: nowrap;
}

label input[type="number"] {
	text-align: right;
}

/* Botão de Envio */
button[type="submit"] {
	cursor: pointer;
	padding: 0.5rem 1rem;
	color: #FFF;
	font-weight: bold;
	text-transform: uppercase;
	border-radius: 0.25rem;
	background: linear-gradient(to right, #ad25fc 25%, #518cd4 50%);
	background-size: 200%;
	background-position: 25%;
	transition: 0.3s ease-out;
}

button[type="submit"]:hover {
	background-position: 75%;
}

#generate-password {
    display: block;
    margin: 0 auto; 
}