*{
    margin:0;
    padding:0;
    box-sizing:border-box;
    font-family:Arial, Helvetica, sans-serif;
}

body{
    background:#e9e9e9;
    display:flex;
    justify-content:center;
}

.container{
    width:100%;
    max-width:420px;
    min-height:100vh;
    background:#efefef;
}

/* HEADER */

.header{
    height:90px;

    border-top:1px solid #d9534f;
    border-bottom:1px solid #d9534f;

    display:flex;
    align-items:center;

    padding:0 15px;

    position:relative;
}

.back-btn{
    text-decoration:none;
    color:black;

    font-size:28px;
}

.header h2{
    position:absolute;

    left:50%;
    transform:translateX(-50%);

    font-size:22px;
}

/* BOX JAM */

.jam-box{
    margin:30px auto;

    width:85%;

    border:1px solid #d9534f;
    border-radius:10px;

    overflow:hidden;

    background:white;
}

.row{
    display:flex;

    justify-content:space-between;

    padding:18px 28px;

    border-bottom:1px solid #d9534f;

    min-height:54px;

    align-items:center;
}

.row:last-child{
    border-bottom:none;
}

.row.active{
    font-weight:bold;
}