styles.css

h1,h2,h3,h4,ul,li,p {
    margin: 0;
    padding: 0;
}

img{ max-width: 100%; }

body{
    font-family: Arial;
    color: #333;
}

header{
    padding: 51px;
    background-color: cornflowerblue;
    color: white;
    text-align: center;
    margin-bottom: 21px;
}

main{
    max-width: 800px;
    padding: 21px;
    margin: auto;
    display: flex;
    justify-content: space-between;
}

main form{
    width: 40%;
}

main article{
    width: 45%;
}

h1, h2, h3, h4, p {
    margin-bottom: 1em;
}

#title{
    text-align: center;
}

label{
    display: block;
    margin-bottom: 1em;
}

input, textarea, #destination_details_form button {
    display: block;
    width: 100%;
    margin-bottom: 1em;
    border: 1px solid #666;
    padding: 10px;
    box-sizing: border-box;
}

.card{
    padding: 20px;
    background-color: #efefef;
    margin-bottom: 20px;
}