body {
    font-family: Arial, Helvetica, sans-serif;
}
header {
    display: flex;
    background-color: aqua;
}
.responsive1 {
    max-width: 5%;
    height: auto;
}
.clearright {
    clear: right;
}
nav {
    display: flex;
    flex-direction: row;
    background-color: rgb(27, 183, 255);
}
nav > div {
    display: flex;
    margin: 5px;
    padding: 5px;
}
h1 {
    background-color: rgb(0, 255, 0);
    color: white;
    padding: 15px;
}
.box {
    background-color: white;
    margin: 20px;
    padding: 20px;
    border: 1px solid black;
}
input, select {
    margin: 5px;
    padding: 5px;
}
.button {
    background-color: rgb(39, 205, 255);
    color: white;
    padding: 10px;
    border: none;
    margin-top: 10px;
}
footer > nav {
    display: flex;
    background-color: greenyellow;
    justify-content: center;
    margin: 10px;
    padding: 10px;
}
footer > nav > div {
    display: flex;
    margin: 5px;
    padding: 5px;
}