style.css

:root {
  --blue: #37373b;
  --dark-blue: #171f69;
}

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

@font-face {
  font-family: "BYekan";
  src: url("./fonts/Yekan.ttf");
}

body {
  font-family: "BYekan";
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 100vh;
}

.generator {
  background-color: var(--blue);
  color: #fff;
  padding: 1rem;
  width: 90%;
  max-width: 400px;
}

.title {
  text-align: center;
  margin: 0.5rem 0 1rem;
}

.password-container {
  background-color: var(--dark-blue);
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem;
}

.copy-btn {
  background-color: var(--blue);
  color: #fff;
  padding: 0.4rem;
  font-size: 1.2rem;
  cursor: pointer;
  border: none;
  outline: none;
}

.copy-btn:active {
  transform: scale(0.95);
}

.password {
  font-family: "Courier New", Courier, monospace;
  letter-spacing: 1px;
}

.form .form-group {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 0.85rem 0;
  position: relative;
}

.form label {
  cursor: pointer;
}

.form input[type="number"] {
  width: 50px;
  font-family: "BYekan";
  direction: rtl;
}

.form-group.custom-checkbox label::before,
.form-group.custom-checkbox label::after {
  content: "";
  position: absolute;
  width: 20px;
  height: 20px;
  background-color: #fff;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
}

.form-group.custom-checkbox label::after {
  background-color: var(--dark-blue);
  transform: translateY(-50%) scale(0.65);
  opacity: 0;
}

.custom-checkbox input[type="checkbox"]:checked + label::after {
  opacity: 1;
}

.generate-btn {
  width: 100%;
  font-family: "BYekan";
  cursor: pointer;
  font-size: 1.1rem;
  padding: 0.5rem;
  border: none;
  outline: none;
  background-color: var(--dark-blue);
  color: #fff;
}