body {
    font-family: 'Helvetica', sans-serif;
    color: #fff;
    margin: 0;
    padding: 0;
    background-color:     cornflowerblue;
    width: 100%;
    height: 100vh;
    display: block;
    flex-direction: column;
    justify-content: center;
}

.login__brand {
    background-image: url("../static/333.svg");
    width: 60px;
    height: 60px;
    display: inline-flex;
    flex-direction: column;
    margin: auto;
}
.app__container {
    width: 420px;
    display: flex;
    flex-direction: column;
    margin: auto;
}

h1 {
    text-align: center;
    font-size: 54px;
}

.app__container input {
    padding: 7px 15px;
    margin-bottom: 20px;
    border: 0;
    outline: none;
}


button {
    margin: auto;
    background: #fff;
    text-align: center;
    padding: 7px 15px;
    font-size: 20px;
    text-decoration: none;
    color: #000;
    font-weight: 400;
    border: 0;
    width: 100%;
    outline: none;
}