*{
   margin: 0;
   padding: 0;
   box-sizing: border-box; 
}
.main {
    width: 550px;
    margin: 50px auto;
    padding: 25px;
    border: 1px solid #333;
}
input, textarea {
    width: 100%;
    padding: 10px;
}
.main p {
    margin-bottom: 10px;
}
.main label {
    font-weight: bold;
    font-size: 20px;
}
input[type="submit"] {
    background: tomato;
    color: #fff;
    font-size: 16px;
    font-weight: bold;
    text-transform: capitalize;
    border: none;
    cursor: pointer;
}
.main span{
    font-size: 14px;
    font-style: italic;
    color: red;
}