body {
 font-family: 'Arial', sans-serif;
 background-color: #1A2835;
 color: #AAB8C2;
 text-align: center;
}

div {
    display: flex;
    flex-flow: column nowrap;
}

h2 {
 color: #EFF2F7;
 border-bottom: 2px solid #2C3E50;
}

h3 {
 border-bottom: 2px solid #2C3E50;
 color: #EFF2F7;
}

label {
 display: block;
 margin: 20px 0 0 20px;
 font-weight: bold;
}

#output {
 margin: 20px;
}

input, textarea {
 box-sizing: border-box;
 width: 95%;
 margin: 0 20px;
 padding: 10px;
 font-size: 18px;
 border: 1px solid #2C3E50;
 border-radius: 5px;
 background-color: #2C3E50;
 color: #EFF2F7;
 border-radius: 40px;
}

input:focus, textarea:focus {
 border: 1px solid #3498DB;
 outline: none;
}