.inputbox{
    position: relative;
    margin: 30px auto;
    width: 310px;
    border-bottom: 2px solid #fff;
}

.inputbox label{
    position: absolute;
    top: 50%;
    left: 5px;
    transform: translateY(-50%);
    color: #fff;
    font-size: 1em;
    pointer-events: none;
    transition: .5s;
}
.inputbox input:focus ~ label,
.inputbox input:valid ~ label{
    top: -5px;
}

.inputbox input:user-invalid ~ i {
    color: red !important;
}

.inputbox input:-webkit-autofill,
.inputbox input:-webkit-autofill:hover,
.inputbox input:-webkit-autofill:focus,
.inputbox input:-webkit-autofill:active,
.inputbox input[type=text],
.inputbox input[type=password],
.inputbox input[type=email]{
    width: 100%;
    height: 50px;
    background-color: rgba(255,255,255,0) !important;
    -webkit-box-shadow: 0 0 0px 1000px rgba(255,255,255,0) inset;
    border: none;
    outline: none;
    font-size: 1em;
    padding:0 0 0 5px;
    color: #fff !important;
    transition: all 5000s ease-in-out 0s;
}

.inputbox i{
    position: absolute;
    right: 8px;
    color: #fff;
    font-size: 1.2em;
    top: 20px;
}

.forget{
    margin: 15px auto;
    font-size: .9em;
    color: #fff;
    display: flex;
    justify-content: space-evenly;
    width: 50%;
}

.fields-box-container {
    width: 100%;
    min-width: 600px;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.fields-box > h2 {
    margin: 0 0 36px;
    font-size: 2rem;
    text-shadow: 1px 1px 1px #000;
}