body {
margin: 0;
padding: 0;
box-sizing: border-box;
background-color: #D9D9D9; 
}

.main_content {
display: flex;
align-items: center;
flex-direction: column;
text-align: center;
min-height: 80vh;
padding: 20px;
margin: auto;
}


input {
    margin:5px;
    align-items: center;
      border : 3.5px solid #837E7E;
      
}
select{
    margin:5px;
    align-items: center;
      border : 3.5px solid #837E7E;
      
}



button{
color: white;
margin-top: 5px;
background-color: #333;
cursor: pointer; 
box-sizing: border-box;
transition: background-color 0.3s, transform 0.2s;
}

button:hover {
background-color: #555;
color: #fff;

}
button:active {
background-color: #222;
transform: scale(0.95);
box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2) inset;
}

.forms_container{
background-color: white; 
padding:150px;

}
.read-only{  position: absolute;
  width: 1px;
  height: 1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
 }


#login_form {
display: block;
}

#registration_form {
display: none;
}