input {
    border: none;
    border-radius: 4px;
    width: 100px;
    color: black;
    /* font-size: 0.5em; */
}

input:focus{
    border: none;
    box-shadow: 1px  yellow;
    /* box-shadow: 1px 1px 2px 0 yellow; */
    /* border-color: yellow; */
    /* border: 3px solid yellow; */

}

input:active {
    border: none;
    box-shadow: 1px  yellow;
    /* border-color: yellow; */
    /* border: 3px solid yellow; */

}