*{
    margin: 0;
    padding: 0;
    font-family: sans-serif;
    box-sizing: border-box;
}

body{
    background: #DEDEDE;
    min-height: 100vh;
}

form{
    margin: auto;
    width: 50%;
    max-width: 400px;
    padding: 30px;
    background: #24303e;
    padding: 10px;
    border-radius: 4px;
    margin-bottom: 16px;
    border: 2px solid #1f53c5;
    font-family: 'calibri';
    font-size: 18px;
}
h2{
    text-align: center;
    margin-bottom: 20px;
    color:white;
}

input{
    display: block;
    padding: 10px;
    width: 100%;
    margin: 30px 0;
    font-size: 20px;
}

input[type="submit"]{
    width: 100%;
    background: #1f53c5;
    border: none;
    padding: 12px;
    color: white;
    margin: 16px 0;
    font-size: 16px;
    text-align: center;
    border-radius: 5px;
    
}

input[type="submit"]:hover{
   opacity: 0.8;
}

input[type="submit"]:active{
   transform: scale(0.95);
}