*{
    box-sizing: border-box;
    padding: 0;
    margin: 0;
}
.form{
    background-color: #e7e6e6;
    width: 600px;
    height: 80px;
    margin: 30px auto;
    display: flex;
    justify-content: space-evenly;
    align-items: center;
    border-radius: 5px;
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    -ms-border-radius: 5px;
    -o-border-radius: 5px;
}
.form input[type="text"]{
    width: 80%;
    height: 40px;
    border: none;
    border-radius: 5px;
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    -ms-border-radius: 5px;
    -o-border-radius: 5px;
    outline: none;
    padding: 10px;
    font-size: 20px;
}
.form input[type="submit"] {
    height: 40px;
    color: white;
    background-color: red;
    border: none;
    padding: 10px;
    font-weight: bold;
    border-radius: 5px;
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    -ms-border-radius: 5px;
    -o-border-radius: 5px;
    cursor: pointer;
}
.Tasks{
    background-color: #e7e6e6;
    width: 600px;
    padding: 20px 5px;
    margin: 30px auto;
    display: flex;
    flex-direction: column;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    border-radius: 5px;
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    -ms-border-radius: 5px;
    -o-border-radius: 5px;
    font-size: 20px;
}
.Tasks .Task{
    background-color: white;
    width: 90%;
    padding: 10px 20px;
    border-radius: 5px;
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    -ms-border-radius: 5px;
    -o-border-radius: 5px;
    display: flex;
    justify-content: space-between;
    cursor: pointer;
}
.Tasks .Task:not(:last-child){
    margin-bottom: 15px;
}

.Tasks .Task:hover{
    opacity: 0.8;
}

.Tasks .Task.done{
    opacity: 0.5;
}

.Tasks .Task span{
    font-size: 15px;
    background-color: red;
    color: white;
    cursor: pointer;
    border-radius: 5px;
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    -ms-border-radius: 5px;
    -o-border-radius: 5px;
    padding: 3px 6px;
    
}