*{
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
}

body{
    background-color: #1F2639;
}

.wrapper{
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/*|--- -- ------ -- ---|*/
/*|--- -- HEADER -- ---|*/
/*|--- -- ------ -- ---|*/

.header{
    display: flex;
    align-items: center;
    justify-content: center;
    height: 72px;
    padding: 0 24px;
    background-color: #fff;
}

/*|--- -- ---- -- ---|*/
/*|--- -- MAIN -- ---|*/
/*|--- -- ---- -- ---|*/

.main{
    width: 255px;
    max-width: 100%;
    flex: 1;
    margin: 40px auto;
    padding: 12px;
    color: #bdc9db;
}

.main__ttl{
    font-size: 20px;
    font-weight: 600;
}

.main__element{
    position: relative;
    margin-top: 30px;
}

.main__input{
    width: 100%;
    height: 50px;
    padding: 15px 0 7px;
    font-size: 20px;
    font-weight: 700;
    color: #fff;
    background-color: transparent;
    border: none;
    border-bottom: 1px solid #8297B7;
    outline: none;
    transition: .3s ease-in-out;
}

.main__lbl{
    position: absolute;
    bottom: 10px;
    left: 0;
    font-size: 20px;
    font-weight: 600;
    color: #8297b7;
    z-index: -1;
    transition: .3s ease;
}

.main__input:focus ~ .main__lbl,
.main__input:valid ~ .main__lbl{
    font-size: 12px;
    bottom: 46px;
}

.main__btn{
    width: 100%;
    height: 50px;
    margin-top: 30px;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 500;
    color: #1F2639;
    border: none;
    background-color: #e6ff00;
    cursor: pointer;
}

/*|--- -- ------ -- ---|*/
/*|--- -- FOOTER -- ---|*/
/*|--- -- ------ -- ---|*/

.footer{
    padding: 20px;
    font-size: 12px;
    text-align: center;
    color: #8297B7;
}