index.css

/*fonts*/
@import url('https://fonts.googleapis.com/css?family=Roboto:400,500&display=swap');

* {
  margin: 0;
  padding: 0;
}
body{
  font-size: 32px;
  font-family: 'Roboto', sans-serif;
  background-color: rgb(92, 24, 202) !important;
  height: 100vh;
}
.app{
  display: flex;
  align-items: center;
  justify-content: center;
}
.container{
  margin: 10px 10px 10px 15px;
}
header>span{
  font-size: 40px;
  color: white;
}
.append-group{
  display: flex;
  flex-wrap: nowrap;
}
.btn-append{
  min-width: 88px;
}
.container-task, .task-items{
  display: flex;
  flex-direction: column;
}
.task-items{
  margin-top: 10px;
}
.task-title{
  display:flex;
  justify-content: center;
  font-size: 28px;
  font-weight: 700;
  color: antiquewhite;
  background-color: rgb(111, 46, 216) !important;
}
.task-descr{
  color: white;
}
.order-task{
  background-color: rgb(106, 26, 235);
}
.task-descr{
  display: flex;
  justify-content: space-between;
  font-size: 22px;
  padding: 5px;
}
.task-descr>p{
  word-break:break-all;
}
.task-descr>button{
  align-self: center;
}
.task-descr {
  border-radius: 15px 15px;
  border-bottom: 3px solid rgb(255, 78, 78);
  border-left: 1px solid rgb(255, 78, 78);
}
.container-task-descr:first-child{
  border-radius: 15px 15px;
  border-top: 3px solid rgb(255, 78, 78);
}
.task-descr:hover{
  opacity: 0.8;
  cursor: pointer;
}
.fade-enter-active {
  transition: all .3s ease;
}
.fade-leave-active {
  transition: all .5s ease;
}
.fade-enter, .fade-leave-to {
  transform: translateX(10px);
  opacity: 0;
}