body{
  margin: 0;
  background-color: aliceblue;
}
#container{
  background-color: #31343A;
  margin: 50px auto;
  width: 960px;
  height: 600px;
  border: 15px solid black;
  border-radius: 2px;
  font-family: 'Marck Script', cursive;
}
#header{
  background-color: black;
  color: aliceblue;
  text-align: center;
  font-size: 39px;
  margin-top: -5px;
}

#task-container{
  width: 80%;
  background-color: white;
  margin: 15px auto;
  border-radius: 5px;
  font-size: 25px;
  padding: 5px;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: center;
}

#task-form{
  margin-left: 15px;
}

#task{
  width: 500px;
  font-family: 'Marck Script', cursive;
  font-size: 1rem;
  padding: 5px;
  border: 0px;
  border-bottom: 1px solid;
  color: #000000;
  letter-spacing: 0.1rem;
}

#task-btn{
  padding: 8px 15px;
  background-color: #31343A;
  border: 0px;
  color: aliceblue;
  font-size: 1.2rem;
  border-radius: 3px;
  cursor: pointer;
}

#task-list-container{
  height: 420px;
  box-sizing: border-box;
  padding: 0px 25px;
}

.collection{
  border-top: 1px solid white;
  border-bottom: 1px solid white;
  overflow-y: scroll;
  height: 380px;
  padding-inline-start: 0px;
  -ms-overflow-style: none;  /* IE and Edge */
  scrollbar-width: none;  /* Firefox */  
}

.collection::-webkit-scrollbar{
  display: none;
}

.collection-item{
  display: flex;
  justify-content: space-evenly;
  align-items: center;
  color: white;
  font-size: 1.2rem;
  width: 100%;
  margin: 12px 0px;
}

.check-item, .delete-item{
  display: block;
  cursor: pointer;
}

.item-text{
  display: block;
  width: 85%;
}

.dashed{
  text-decoration: line-through;
}

.delete-item{
  color: red;
  font-size: 0.85rem;
}

.options{
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 1.2rem;
  color: aliceblue;
  padding: 0 10px;
}

.task-status{
  display: flex;
  justify-content: space-evenly;
  align-items: center;
}

.task-status > a{
  padding-left: 15px;
  text-decoration: none;
  color: aliceblue;
}

.cmplt-tasks{
  color: #2FBFBB;
  text-decoration: none;
}

.clear-tasks{
  color: #D50000;
  text-decoration: none;
}

.hide{
  display: none;
}