body{

font-family: Arial;
background:#0f0f0f;
color:white;
padding:20px;

}

.category{

background:#222;
padding:15px;
margin:10px;
cursor:pointer;

}

.category:hover{

background:#333;

}

.thread{

background:#1a1a1a;
padding:10px;
margin:10px;

}

textarea{

width:300px;
height:100px;

}