body, h1 {
    margin: 0;
    padding: 0;
}

main { 
    width:100%;
    max-width:700px;
    margin:auto;
    margin-top: 50px;
    padding:50px;
    border: 3px solid gray;
    border-radius: 15px;
}
.container {
    display: flex;
    gap:10px;
    padding-bottom: 50px;
}
button{
    border:none;
    width:100px;
    height:30px;
    transition:all 0.5s;
    cursor:pointer;
    border-radius: 5px;
    border:1px solid black;
}
button:hover {
    background:rgb(184, 187, 187);
}
input {
    width:300px;
    height:30px;
    box-sizing: border-box;
    outline: none;
    padding:5px;
    border-radius: 5px;
    border: 1px solid black;
}
ul{
    padding:0;
    margin:0;
}
li {
    list-style-type: none;
    padding-bottom:10px;
    padding-top:10px;
    border-bottom: 1px solid gray;
    display: flex;
    justify-content: space-between;

}