body {
   margin: 0;
   background-color: #d6e4ee;
}

#header-wrapper {
   background-color: white;
}
#header {
   display: flex;
   align-items: center;
   justify-content: space-between;
   height: 50px;
   width: 80%;
   margin: auto;
}

#logo-search {
   display: flex;
}

#logo {
   width: 50px;
}

#header input {
   width: 300px;
   margin-left: 10px;
   font-size: 18px;
   padding: 10px;
   border-radius: 5px;
   border: 1px solid lightgrey;
}

button {
   font-size: 18px;
   color: blue;
   border: 1px solid blue;
   border-radius: 5px;
   padding: 10px 20px;
   background-color: white;
}

#hide-btn {
   color: darkred;
   border: 1px solid darkred;
}

#save-btn {
   color: darkgreen;
   border: 1px solid darkgreen;
}

button:hover {
   cursor: pointer;
}

#post-form {
   padding: 10px;
   max-width: 300px;
   margin: auto;
   display: none;
   /* border: 1px solid black; */
}
#post-form input, textarea {
   width: 100%;
   margin: 5px 0 20px 0;
   padding: 10px;
}

#main-section {
   display: flex;
   width: 80%;
   margin: 15px auto;
}

#article-section {
   width: 70%;
   background-color: white;
}

#article-section div {
   padding: 15px;
}

#article-cover {
   width: 100%;
}

.article-info {
   color: grey;
}

#side-section {
   width: 30%;
   margin-left: 15px;
}
#side-section div {
   padding: 5px 15px 20px 20px;
   background-color: white;
   margin-bottom: 15px;
}

a {
   color: blue;
   font-size: 10px;
}

#footer {
   display: flex;
   justify-content: center;
   height: 50px;
   background-color: white;
}

@media (max-width: 768px) {
   #header {
      flex-direction: column;
      height: auto;
      padding: 10px;
   }

   #logo-search {
      margin-bottom: 10px;
   }

   #main-section {
      flex-direction: column;
      width: 95%;
   }

   #article-section {
      width: 100%;
      margin-left: 0;
      margin-bottom: 15px;
   }

   #side-section {
      width: 100%;
      margin-left: 0;
   }
}