:root {
    --text-color: #f2f2f2;
    --main-bg-color: #444654;
    --second-bg-color: #343641;
}

body, html {
    height: 100%;
    padding: 0px;
    margin: 0px;
}

.container {
    height: 100%;
    display: flex;
    flex-direction: column;
    background-color: yellow;
    align-items: center;
    justify-content: space-between;
}

.output-contianer {
    flex: 1;
    background-color: var(--main-bg-color);
    color: var(--text-color);
    font-family: Arial, Helvetica, sans-serif;
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow-y: auto;
}

.output {
    padding: 10px;
    box-sizing: border-box;
    height: 95%;
    width: 95%;
    border: 1px solid white;
    border-radius: 3px;
    direction: rtl;
    text-align: right;
    overflow-y: auto;
    padding-bottom: 300px;
}

.input-contianer {
    flex-basis: 100px;
    flex-shrink: 0;
    width: 100%;
    background-color: red;
    display: flex;
}
   
.input-contianer > div:first-child {
    flex: 1;   
    background-color: var(--second-bg-color);
    display: flex;
    align-items: center;
    justify-content: center;
}

.input {
    direction: rtl;
    width: 97%;
    background-color: rgba(255, 255, 255, 0);
    font-size: 14px;
    padding: 10px;
    outline: none;
    border: 1px solid white;
    border-radius: 3px;
    color: var(--text-color);
    box-shadow: 0px 0px 16px 0px var(--main-bg-color);
    margin: auto;
    box-sizing: border-box;
}

.input-contianer > div:last-child {
    flex-basis: 100px;
    background-color: var(--second-bg-color);
    display: flex;
    align-items: center;
    justify-content: center;
}

.button {
    width: 50px;
    height: 50px;
    background-color: var(--main-bg-color);
    border-radius: 7px;
    cursor: pointer;
    transition: background-color 0.3s;
    border: 1px solid var(--text-color);
    user-select: none;
    display: flex;
    align-items: center;
    justify-content: center;    
}

.button:hover {
    background-color: var(--second-bg-color);
}

.button-icon {
    direction: rtl;
    text-align: center;
    font-family: Arial, Helvetica, sans-serif;
    font-size: 13px;
    color: var(--text-color);
    user-select: none;
}


::-webkit-scrollbar-track {
    box-shadow: inset 0 0 5px grey; 
    border-radius: 10px;
}

::-webkit-scrollbar-track {
    background: rgba(255, 0, 0, 0); 
}

::-webkit-scrollbar-thumb {
    background: black; 
}

::-webkit-scrollbar-thumb:hover {
    background: #555; 
}


@media screen and (max-width: 430px) {
    .output-contianer {
        font-size: 14px;
    }

    .output {
        padding-bottom: 100px;
    }

    .input-contianer > div:last-child {
        flex-basis: 50px;
    }

    .button {
        width: 30px;
        height: 30px;
    }
}