first.css

@import url('https://fonts.googleapis.com/css?family-Robot&display=swap');
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    outline: none;
    list-style: none;
    text-decoration: none;
    font-family: 'Roboto', sans-serif;
}

body {
    background: linear-gradient(#3897F0, #1338be);
    font-size: 14px;
}

.wrapper .header {
    max-width: 350px;
    width: 100%;
    height: 700px;
    margin: 1in auto;
}

.wrapper .header .top {
    background: #fff;
    border: 1px solid #e6e6e6;
    border-radius: 20px;
    padding: 40px 40px 30px;
}

.wrapper .header .logo img {
    width: 200px;
    display: block;
    margin: 0 auto;
}

.wrapper .header .logo p {
    font-size: 12px;
    color: #373737;
    margin: 0 auto 25px;
    text-align: right;
}

.wrapper .header .form .input_field {
    margin-bottom: 5px;
}

.wrapper .header .form .input_field .input {
    width: 100%;
    background: #fafafa;
    border: 1px solid #efefef;
    font-size: 12px;
    border-radius: 3px;
    color: #262626;
    padding: 10px;
}

.wrapper .header .form .input_field .input:focus {
    border: 1px solid #b2b2b2;
}

.wrapper .header .form .btn {
    margin: 10px 0;
    background: #3897f0;
    border: 1px solid #3897f0;
    border-radius: 4px;
    text-align: center;
    padding: 5px;
}

.wrapper .header .form .btn a {
    color: #fff;
    display: block;
}

.fb img {
    height: 15px;
}

.wrapper .header .or {
    display: flex;
    height: 15px;
    margin: 15px 0 20px;
    justify-content: space-between;
    align-items: center;
}

.wrapper .header .or .line {
    width: 105px;
    height: 2px;
    background: #efefef;
}

.or .line p {
    color: #9999;
    font-size: 12px;
}

.wrapper .header .diff .fb {
    display: flex;
    justify-content: center;
    align-items: center;
}

.wrapper .header .diff .fb a {
    color: #385185;
    font-weight: 500;
    margin-left: 10px;
}

.forgot {
    font-size: 12px;
    margin: 20px auto;
    text-align: center;
}