input:focus{
    border-color: #cc4c25;
    outline: 0;
    box-shadow: inset 0 2px 2px rgba(0,0,0,.075), 0 0 8px rgba(14, 15, 14, 0.637);
    background-color: #ffffff;
}
.yin{
    border: 1px solid white;
    width: 5rem;
}
.input {
    filter: invert(100%);
    height: 100%;
    width: 100%;
    margin: 0px auto;
    position: relative;
    align-items: flex-start;
    justify-content: flex-start;
    display:flex;
    flex-direction: column;
}
html,body{
    background-color: black;
    height: 100%;
    width: 100%;
}