* {
    box-sizing: border-box;
}

html,
body {
    min-height: 100%;
}

body {
    margin: 0;
    background:
        radial-gradient(circle at top, #30363d 0%, #1f2328 42%, #171a1e 100%);
    color: #e6e9ed;
    font-family: Arial, Helvetica, sans-serif;
}

.login-wrap {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: flex-start;
    padding: 7vh 24px 24px;
}

.login-box {
    width: 460px;
    height: 460px;
    max-width: 100%;
    padding: 24px 30px;
    background: rgba(41, 46, 52, .97);
    border: 1px solid #3a4048;
    border-radius: 8px;
    box-shadow: 0 14px 40px rgba(0, 0, 0, .45);
    text-align: left;
}

.logo {
    display: block;
    width: 115px;
    height: 115px;
    object-fit: contain;
    margin: 0 auto 10px;
}

h1 {
    margin: 0 0 18px;
    text-align: center;
    font-size: 25px;
    font-weight: 600;
    line-height: 1.2;
    color: #e6e9ed;
}

.form-signin {
    margin: 0;
    padding: 0;
}

.form-signin label {
    display: block;
    margin: 0 0 5px;
    color: #e6e9ed;
    font-size: 14px;
    font-weight: 600;
    line-height: 1.4;
}

.form-signin input[type="text"],
.form-signin input[type="password"] {
    display: block;
    width: 100%;
    height: 34px;
    margin: 0 0 8px;
    padding: 8px 12px;
    border: 1px solid #4a515a;
    border-radius: 4px;
    background: #20242a;
    color: #e6e9ed;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 15px;
    outline: none;
}

.form-signin input[type="text"]:focus,
.form-signin input[type="password"]:focus {
    border-color: #6f8fa9;
    box-shadow: 0 0 0 2px rgba(111, 143, 169, .18);
}

.login-button {
    display: block;
    width: 100%;
    height: 36px;
    margin-top: 17px;
    padding: 0 14px;
    border: 1px solid #5f8eb6;
    border-radius: 4px;
    background: #4c80a8;
    color: #fff;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
}

.login-button:hover {
    background: #5c91bc;
}

.alert {
    margin: 0 0 12px;
    padding: 8px 10px;
    border: 1px solid #914b4b;
    border-radius: 4px;
    background: #45282b;
    color: #f0b7b7;
    font-size: 13px;
    text-align: center;
    white-space: pre-wrap;
}

.login-footer {
    margin-top: 12px;
    color: #9ca3ab;
    font-size: 12px;
    text-align: center;
}

input {
    color-scheme: dark;
}