10.css

body{
    margin: 0;
    padding: 10px;
    font-family: Arial, Helvetica, sans-serif;
    min-width: 400px;
}
input{
    border: 1.5px solid #5f9341;
    width: 100%;
    height: 30px;
    margin-top: 20px;
    padding-left: 10px;
    padding-right: 10px;
    box-sizing: border-box;
}
button{
    width: 150px;
    height: 30px;
    margin-left: 0px;
    background-color: #5f9341;
    color: white;
    font-size: medium;
    border: none;
    font-weight: bold;
    margin-top: 20px;
    cursor: pointer;
}

li{
    margin-top: 5px;
}
 ul{
    margin-top: 20px;
    list-style: none;
    padding-left: 0px;
} 
li a{
    color: #5f9341;
    font-size: 20px
}
#dlt-btn{
    color: #5f9341;
    background-color: white;
    border: 1px solid green;
}