body {
    background-image: url("images\\12 Ways to Make a Splash This Summer.png");
    background-size: cover;
    background-repeat: no-repeat;
    margin: 0;
    padding: 0;
    font-family:  'Open Sans', sans-serif;
    height: 100vh;
    overflow: hidden;
}
.logo{
    /* border: 2px solid red;  */
    width: 10%;
    margin: 18px 32px;

}
.logo span{
    font-size: 48px;
    font-weight: bold;
    color: rgba(250, 0, 0, .6);
    padding: 12px;
    margin-left: 610px;
}

.logo span span{
    font-size: 48px;
    font-weight: bold;
    color: black;
    padding: 12px;
    margin-left: -10px;
}

.center {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 490px;
    height: 490px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 10px;
}

.center h1 {
    text-align: center;
    padding: 0 0 20px 0;
    border-bottom: 1px solid silver;
}

.center form {
    padding: 0 40px;
    box-sizing: border-box;
}

form .text_fill {
    position: relative;
    border-bottom: 2px solid #adadad;
    margin: 30px 0;
}

.text_fill input {
    width: 100%;
    padding: 0 5px;
    height: 40px;
    font-size: 16px;
    border: none;
    background: none;
    outline: none;
}

.text_fill label {
    position: absolute;
    top: 50%;
    left: 5px;
    color: #adadad;
    transform: translateY(-50%);
    font-size: 16px;
    pointer-events: none;
    transition: .5s;
}

.text_fill span::before {
    content: '';
    position: absolute;
    top: 40px;
    left: 0;
    width: 0%;
    height: 2px;
    background: #2691d9;
    transition: .5s;
}

.text_fill input:focus~label,
.text_fill input:valid~label {
    top: -5px;
    color: #2691d9;
}

.text_fill input:focus~span::before,
.text_fill input:valid~span::before {
    width: 100%;
}

.pass {
    margin: -5px 0 20px 5px;
    color: #a6a6a6;
    cursor: pointer;
}

.pass:hover {
    text-decoration: underline;
    color: blue;
}

input[type="submit"] {
    width: 100%;
    height: 50px;
    border: 1px solid;
    background: #2691d9;
    border-radius: 25px;
    font-size: 18px;
    color: #e9f4fb;
    font-weight: 700;
    cursor: pointer;
    outline: none;
}

input[type="submit"]:hover {
    border-color: #2691d9;
    transition: .5s;
}

.signup_link {
    margin: 30px 0;
    text-align: center;
    font-size: 16px;
    color: #666666;
}

.signup_link a {
    color: #2691d9;
    text-decoration: none;
}

.signup_link a:hover {
    text-decoration: underline;
    color: blue;
}