ahoy/tools/esp8266/html/style.css

h1 {
    margin: 0;
    padding: 20pt;
    font-size: 22pt;
    color: #fff;
    background-color: #006ec0;
    display: block;
    text-transform: uppercase;
}

html, body {
    font-family: Arial;
    margin: 0;
    padding: 0;
}

p {
    text-align: justify;
    font-size: 13pt;
}

.des {
    font-size: 14pt;
    color: #006ec0;
    padding-bottom: 0px !important;
}

.fw {
    width: 60px;
    display: block;
    float: left;
}

.color {
    width: 50px;
    height: 50px;
    border: 1px solid #ccc;
}

.range {
    width: 300px;
}

a:link, a:visited {
    text-decoration: none;
    font-size: 13pt;
    color: #006ec0;
}

a:hover, a:focus {
    color: #f00;
}

#content {
    padding: 15px 15px 60px 15px;
}

#footer {
    position: fixed;
    bottom: 0px;
    height: 45px;
    background-color: #006ec0;
    width: 100%;
}

#footer p {
    color: #fff;
    padding-left: 20px;
    padding-right: 20px;
    font-size: 10pt !important;
}

#footer a {
    color: #fff;
}

#footer a:hover {
    color: #f00;
}

div.content {
    background-color: #fff;
    padding-bottom: 65px;
    overflow: hidden;
}

span.warn {
    display: inline-block;
    padding-left: 20px;
    color: #ff9900;
    font-style: italic;
}

input {
    padding: 10px;
    font-size: 13pt;
}

input.button {
    background-color: #006ec0;
    color: #fff;
    border: 0px;
    float: right;
    text-transform: uppercase;
}

input.cb {
    margin-bottom: 20px;
}

label {
    font-size: 14pt;
}

.left {
    float: left;
}

.right {
    float: right;
}

.inputWrp {
    position: relative;
}

.inputWrp .inputText {
    height: 35px;
    width: 90%;
    margin-bottom: 20px;
    border: 1px solid #ccc;
    border-top: none;
    border-right: none;
}

.inputWrp .floating_label {
  position: absolute;
  pointer-events: none;
  top: 20px;
  left: 10px;
  transition: 0.2s ease all;
}

.inputWrp input:focus ~ .floating_label,
.inputWrp input:not(:focus):valid ~ .floating_label {
  top: 0px;
  left: 20px;
  font-size: 10px;
  color:  blue;
  opacity: 1;
}