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

a {
  text-decoration: none;
  color: #000;
}

body {
  font-family: "Roboto", sans-serif;
  background-color: #f5f5f5;
}

ul {
  list-style: none;
}

img {
  max-width: 100%;
}

.app {
  background: url(./images/bg.webp);
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center top;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  overflow: hidden;
  position: relative;
}

.content {
  width: 25%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 2px #a6a6a6 solid;
  border-radius: 20px;
  padding: 20px;
}

.check {
  display: flex;
  align-items: center;
  gap: 20px;
}

.load {
  width: 20%;
}

.check img {
  width: 60%;
}

input:hover {
  cursor: pointer;
}

#redirectCheckbox {
  margin-left: 10%;
  transform: scale(4);
  margin-right: 10px;
}

.custom-checkbox input[type="checkbox"] {
  display: none;
}

/* Tạo ô checkbox tùy chỉnh */
.custom-checkbox .checkmark {
  width: 60px;
  height: 60px;
  border: 2px solid #a6a6a6;
  border-radius: 6px;
  display: inline-block;
  position: relative;
  cursor: pointer;
  background-color: #fdfdfd;
  background-size: cover;
  background-repeat: no-repeat;
  background-position: center;
  position: relative;
  z-index: 2;
}

.custom-checkbox input[type="checkbox"]:checked + .checkmark {
  background-image: url("./images/tick.webp");
  background-size: 60px 60px;
  background-position: center;
  background-repeat: no-repeat;
  background-color: transparent;
  border-color: transparent;
}

@media screen and (max-width: 768px) {
  .app {
    background: url(./images/bg-mb.webp);
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center bottom;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    overflow: hidden;
    padding: 0 5%;
  }

  .custom-checkbox .checkmark {
    width: 30px;
    height: 30px;
  }

  .custom-checkbox input[type="checkbox"]:checked + .checkmark {
    background-image: url("./images/tick.webp");
    background-size: 30px 30px;
  }

  .content {
    width: 100%;
    border: 1px #a6a6a6 solid;
    border-radius: 10px;
    padding: 5px;
  }

  #redirectCheckbox {
    margin-left: 5%;
    transform: scale(2);
    margin-right: 10px;
  }
  .check img {
    width: 40%;
  }
  .load {
    width: 30%;
  }
  .check {
    gap: 10px;
  }
}