style.css

body {
    background-color: #1c1c1e;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    font-family: Arial, sans-serif;
    font-weight: 500;
    overflow: hidden;
    margin: 0;
}

.board{
    background-color: aliceblue;
    width: 250px;
    height: 35px;
    border-radius: 8px;
    margin: 50px auto;
}

.seats{
    max-width: 355px;
    width: auto;
    margin: 10px auto;
    display: grid;
    grid-template-columns:1.5fr 1.2fr 1.5fr 1.2fr 1.5fr 1.2fr 1.5fr 1.2fr;
}

.row{
    display: grid;
    grid-template-rows: repeat(6, 1fr);
}

.seat{
    background-color: #696969;
    width: 35px;
    height: 35px;
    border-radius: 8px;
    margin-bottom: 10px;
    transition: all 0.2s ease;
    margin-left: 2.225px;
    color: #696969;
    text-align: center;
    line-height: 35px;
}

.confirm{
    display: flex;
    background-color: #282828;
    position: fixed;
    height: 55px;
    width: 95%;
    max-width: 600px;
    border-radius: 10px;
    margin: 5% auto;
    left: 0;
    right: 0;
    margin-bottom: 10px;
    transition: all 0.5s ease-in-out;
    bottom: -100px;
    justify-content: space-between;
}


.confirm-btn{
    border: none;
    background-color: #295596;
    color: white;
    font-size: 15px;
    padding: 6px 20px;
    border-radius: 5px;
}

.confirm-btn:disabled{
    color: #696969;
    background-color: #152d51;
}

.cancel-btn{
    border: none;
    background-color: #962929;
    color: white;
    font-size: 15px;
    padding: 6px 20px;
    border-radius: 5px;
}

.btns{
    /* position: fixed;
    right: 5%; */
    margin: auto 10px auto auto;
}

.info{
    color: #FFFFFF;
    font-size: 16px;
    margin: auto;
    margin-left: 15px;
}

.protect{
    position: fixed;
    width: 100%;
    height: 500px;
    display: none;
}

.top{
    margin-top: 1px;
    background-color: #1c1c1e;
    height: 50px;
    display: flex;
    flex-direction: row;
    align-content: center;
    justify-content: center;
    border-bottom: #383838 1px solid;
}

.title{
    color: #FFFFFF;
    font-size: 20px;
    font-weight: bold;
    border-width: 10px;
    margin: auto;
}