*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body{
    font-family: Arial, Helvetica, sans-serif;
    background-color: rgb(42, 41, 41);
    color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.card{
    background-color: #1b1b1b;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0,0, 0.1);
    width: 100%;
    max-width: 500px;
    padding: 20px;
    text-align: center;
}

.header{
    margin-bottom: 20px;
}

.header h1{
    font-size: 1.8rem;
    color: #ffffff;
    font-weight: bold;
    padding-bottom: 5px;
    border-bottom:2px solid rgb(255, 55, 0) ;
}

.form-group {
    margin-bottom: 15px;
    text-align: left;
}

.form-group label{
    font-size: 1.2rem;
    font-weight: bold;
    display: block;
    margin-bottom: 5px;
}

.form-group{
    display: block;
    margin-bottom: 5px;
}

.form-group input,.form-group select{
    width: 100%;
    border: 1px solid #ccc;
    border-radius: 5px;
    font-size: 1rem;
    padding: 10px;
    background-color: #fffcfc;
    color: #1b1b1b;
    font-weight: bold;
}

.btn{
    display: inline-block;
    cursor: pointer;
    width: 100%;
    border: none;
    font-size: 1rem;
    border-radius: 5px;
    padding: 10px 5px;
    box-shadow: 2px 2px rgba(0.1, 0.1,0.1, 0.1);
    background-color: #ff6f61;
    margin-top: 10px;
    transition: background-color 0.3s;
    font-weight: 600;
}


.btn:hover{
    background-color: red;
}

#expense-list{
    margin-top: 20px;
    text-align: left;
}

#expense-list h2{
    display: inline-block;
    color: #f4f4f4;
    margin-bottom:  10px;
    padding-bottom: 5px;
    border-bottom: 2px solid #ff1500;
}

#expense-list ul{
    list-style-type: none;
    padding: 0;
}

#expense-list li{
    background-color: #f4f4f4;
    border: 1px solid #ccc ;
    color: #1b1b1b;
    font-weight: bold;
    border-radius: 5px;
    padding: 10px;
    margin-bottom: 10px;
    font-size: 1rem;
    display: flex;
    justify-content: space-between;
}