style.css

*{
    box-sizing: border-box !important;
}

body{
    background-color: rgba(169, 164, 173, 0.705);
}

h1,h2{
    margin: 20px 0 0 10px;
}
p{
    margin: 5px 0 0 14px;
    font-size: 18px;
}

.list{
    padding: 8px 1rem;
    border-radius: 8px;
    background: #88cccc75;
    display: flex;
    min-height: 60.333px;
    flex-direction: row;
    flex-wrap: wrap;
    margin: 0 25px 50px 25px; 
}

.list span{
    padding: 8px;
    background: #000000;
    color: white;
    margin-right: 8px;
    font-size: 20px;
    border-radius: 8px;
    line-height: auto;
    border: 1px solid transparent;
    margin-bottom: 4px;
}
.fr {
    display: flex;
    justify-content: space-between;
    margin-top: 15px;
}
.container{
    margin: auto;
}
input{
    padding: 6px 2px;
    border: none;
    font-family: Arial, Helvetica, sans-serif;
    border-radius: 5px;
    border: 2px solid rgb(17, 255, 88);
    padding-left: 10px;
    margin-right: 8px;
}
input::placeholder{
    font-size: 17rem;
    font-family: Arial, Helvetica, sans-serif;
}
.inputs{
    margin-top: 20px;
    width:50%;
    margin:auto;
}
button{
    padding: 6px 4px;
    color: white;
    background: black;
    border: none;
    font-family: 'Lucida Sans', 'Lucida Sans Regular', 'Lucida Grande', 'Lucida Sans Unicode', Geneva, Verdana, sans-serif;
    border-radius: 5px;
    margin-right: 6px;
    transition: .1s all;
    border: 1px solid transparent;
}
button:hover{
    background: white;
    border: 1px solid black;
    color: black;
    transform: translateY(-2px);
}
h3{
    text-align: center;
    text-transform: uppercase;
    font-family: sans-serif;
}