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

html,
body {
  height: 100%;
}

#navbar {
  position: fixed;
  width: 100%;
  color: #000;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 10;
}

#content-wrapper {
  display: flex;
  /* height: calc(100vh - 60px);  */
  margin-top: 60px;
}

#sidebar {
  position: fixed;
  top: 60px;
  left: 0;
  width: 20vw;
  height: calc(100vh - 60px);
  background-color: #333;
  color: #fff;
  padding: 20px;
  z-index: 1;
}
.sidebar-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 50px 0 15px 0;
  gap: 20px;
  text-align: center;
}

.sidebar-content img {
  width: 150px;
  height: 150px;
  border-radius: 50%;
  object-fit: cover;
}

.sidebar-content h1 {
  font-size: 2rem;
  color: #fff;
}
#main-area {
  width: calc(100vw - 20vw);
  margin-left: 20vw;
  padding: 20px;
  margin-top: 20px;
}
#main-area-first {
  margin-bottom: 30px;
}
#main-1 {
  display: flex;
  align-items: center;
  gap: 10px;
  justify-content: center;
}

#main-1 select,
#main-1 input[type="text"],
#main-1 button {
  padding: 8px;
  font-size: 14px;
  border: 1px solid #ccc;
  border-radius: 5px;
}

#main-1 select {
  width: 150px;
}

#main-1 button {
  background-color: #bb3b3b;
  color: white;
  border: none;
  cursor: pointer;
}

#main-1 button:hover {
  background-color: #bb3b3bd9;
  transition: background-color 0.3s ease;
}
#all-contents {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  row-gap: 50px;
  justify-content: center;
}
.main-contents {
  background: #fff;
  border-radius: 10px;
  overflow: hidden;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease;
  width: calc(100% - 40px);
  /* height: 380px; */
  margin: 0 auto;
  text-align: center;
}
.main-contents img {
  width: 100%;
  height: 200px;
  object-fit: contain;
}
.main-contents h1 {
  font-size: 18px;
  font-weight: 600;
  margin: 10px 0 10px 0;
  color: #333333d7;
}
.main-contents button {
  background-color: #ff5722;
  color: white;
  border: none;
  padding: 5px 30px;
  border-radius: 5px;
  cursor: pointer;
  margin-top: 10px;
  margin-bottom: 20px;
  font-size: 16px;
  transition: background-color 0.3s, transform 0.3s;
  &:hover {
    background-color: #e64a19;
    transform: scale(1.05);
  }
}

@media (max-width: 1200px) {
  #all-contents {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 992px) {
  #all-contents {
    grid-template-columns: repeat(2, 1fr);
  }

  #sidebar {
    width: 30%;
  }

  #main-area {
    width: 70%;
    margin-left: 30%;
  }
}

@media (max-width: 768px) {
  #sidebar {
    position: relative;
    width: 100%;
    height: auto;
  }
  #main-area {
    width: 100%;
    margin-left: 0;
    margin-top: 80px;
  }
  #content-wrapper {
    flex-direction: column;
  }

  #all-contents {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 576px) {
  #all-contents {
    grid-template-columns: 1fr;
  }

  #main-1 {
    flex-direction: column;
    align-items: flex-start;
  }

  #main-1 select,
  #main-1 input[type="text"],
  #main-1 button {
    width: 100%;
    margin-bottom: 10px;
  }

  #main-1 button {
    margin-top: 0;
  }
}