変形：境界線なしの前

Question

境界線の太さを変更せずに擬似要素を拡大縮小する可能性はありますか？

ボックスでは、幅と高さが8pxだけ増加します。スケールオプションを使用すると、境界線の太さも常に変化します。しかし、それはホバリングで同じでなければなりません。幅と高さが8pxだけ増加します。しかし、唯一の入力フィールドの擬似要素、私はパディングやマージンを使用することはできません。

相続人は私のコード

<div class="wrapper"> 
    <form id="commentForm" action=""> 
     <div class="form-holder"> 
      <input class="form-holder__input ea-input" type="text" id="name" name="name" required /> 
      <label class="form-holder__label">Email-Adress</label> 
     </div> 
     <div class="form-holder"> 
      <input class="form-holder__input ea-input" type="text" id="name" name="name" required /> 
      <label class="form-holder__label">Name*</label> 
     </div> 
    </form> 
</div> 

---

.selecty-select { 
    width: 100%; 
    display: block; 
    border: none; 
    border-bottom: 1px solid #d9d6d4; 
    background: transparent; 
    height: 36px; 
    line-height: 36px; 
    text-align: left; 
    font-size: 16px; 
    color: #1b1919; 
    border-radius: 0; 
    position: relative; 
    outline: 0 none; 
} 

.selecty-select[disabled] { 
    cursor: not-allowed; 
    color: #8d8480; 
    border-bottom: 1px dashed #d9d6d4; 
} 

.selecty-arrow { 
    position: absolute; 
    width: 0; 
    height: 0; 
    border-left: 4px solid transparent; 
    border-right: 4px solid transparent; 
    border-top: 4px dashed #8d8480; 
} 

.selecty { 
    width: 100%; 
    position: relative; 
    font-size: 20px; 
    color: #1b1919; 
} 

.selecty.disabled .selecty-selected { 
    border-bottom: 1px dashed #d9d6d4; 
    cursor: not-allowed; 
    color: #8d8480; 
} 

.selecty .selecty-selected { 
    display: block; 
    border: none; 
    width: 100%; 
    cursor: pointer; 
    background: none; 
    outline: none !important; 
    height: 60px; 
    line-height: 64px; 
    text-align: left; 
    border-radius: 3px; 
    color: #1b1919; 
    overflow: hidden; 
    text-overflow: ellipsis; 
    padding-left: 24px; 
    white-space: nowrap; 
} 

.selecty .selecty-selected:after { 
    content: ""; 
    display: inline-block; 
    position: absolute; 
    top: 40%; 
    width: 20px; 
    height: 20px; 
    background: url(../img/dropdown.svg); 
    margin-top: -2px; 
    right: 24px; 
} 

.selecty .selecty-selected:hover, .selecty .selecty-selected:active, .selecty .selecty-selected:focus { 
    text-decoration: none; 
    background: none; 
} 

.selecty .selecty-options { 
    position: absolute; 
    top: -2px; 
    left: -1%; 
    background-color: #fff; 
    border: 3px solid #161616; 
    border-radius: 3px; 
    margin: 0; 
    max-height: 200px; 
    width: 102%; 
    overflow-y: auto; 
    z-index: 999; 
    -webkit-transform: scaleY(0); 
    -ms-transform: scaleY(0); 
    -o-transform: scaleY(0); 
    transform: scaleY(0); 
    -webkit-transition: opacity 0.1s cubic-bezier(.5,.25,.015,1), -webkit-transform 0.1s cubic-bezier(.5,.25,.015,1); 
    transition: opacity 0.1s cubic-bezier(.5,.25,.015,1), -webkit-transform 0.1s cubic-bezier(.5,.25,.015,1); 
    -o-transition: opacity 0.1s cubic-bezier(.5,.25,.015,1), -o-transform 0.1s cubic-bezier(.5,.25,.015,1); 
    transition: transform 0.1s cubic-bezier(.5,.25,.015,1), opacity 0.1s cubic-bezier(.5,.25,.015,1); 
    transition: transform 0.1s cubic-bezier(.5,.25,.015,1), opacity 0.1s cubic-beziercubic-bezier(.5,.25,.015,1), -webkit-transform 0.1s cubic-bezier(.5,.25,.015,1), -o-transform 0.1s cubic-bezier(.5,.25,.015,1); 
    -webkit-transform-origin: top left; 
    -ms-transform-origin: top left; 
    -o-transform-origin: top left; 
    transform-origin: top left; 
    visibility: hidden; 
} 

.selecty .selecty-options.active { 
    visibility: visible; 
    -webkit-transform: scale(1); 
    -ms-transform: scale(1); 
    -o-transform: scale(1); 
    transform: scale(1); 
    transform-origin: top; 
} 

.selecty .selecty-options li { 
    cursor: pointer; 
    text-align: left; 
    margin: 0 24px; 
    list-style: none; 
    height: 48px; 
    line-height: 48px; 
    border-bottom: 2px solid lightgrey; 
    position: relative; 
    transition: all 200ms; 
} 

.selecty .selecty-options li:last-child { 
    border-bottom: 0px; 
} 

.selecty .selecty-options li:hover, .selecty .selecty-options li.active { 
    padding-left: 8px; 
    transition: all 200ms; 
} 

.selecty .selecty-options li > span > label { 
    top: 1px; 
    left: 3px; 
    height: 18px; 
} 

.selecty .selecty-options li.selected:after { 
    content: ""; 
    display: inline-block; 
    position: absolute; 
    top: 40%; 
    width: 20px; 
    height: 20px; 
    background: url(../img/checkmark.svg); 
    margin-top: -2px; 
    right: 0; 
} 

.selecty .selecty-options li.disabled { 
    color: #8d8480; 
    cursor: default; 
} 

.selecty .selecty-options li.disabled:hover { 
    background: none; 
} 

.selecty .selecty-options li.optgroup { 
    cursor: default; 
    color: #8d8480; 
    height: 32px; 
    line-height: 32px; 
} 

.selecty .selecty-options li.optgroup:hover { 
    background: none; 
} 

.selecty .selecty-options li.optgroup-option { 
    padding-left: 40px; 
} 

.wrapper { 
    width: 50%; 
    margin: 0 auto; 
    text-align: center; 
} 

* { 
    margin: 0; 
    padding: 0; 
    font-family: "seravek-regular",Helvetica,Arial,sans-serif; 
} 

form { 
    display: block; 
    width: 400px; 
    margin: auto; 
    padding-top: 50px; 
} 

.form-holder { 
    position: relative; 
    margin: 16px 0 22px; 
} 

.form-holder__input { 
    display: block; 
    width: 90%; 
    height: 42px; 
    line-height: 42px; 
    border: 0; 
    transition: 280ms; 
    border-radius: 3px; 
    font-size: 16px; 
    color: #161616; 
    padding-left: 7px; 
    background-color: transparent; 
    padding: 18px 0px 0px 24px; 
} 

.form-holder__label { 
    position: absolute; 
    top: calc(50px/*input-height*/ 
     - 18px/*font-size*/ 
     - 12px/*line-height tweak*/); 
    ); 
    transition: 280ms; 
    opacity: .5; 
    pointer-events: none; 
    font-size: 18px; 
    left:24px; 
    transform-origin: left; 
} 

.form-holder__input:focus { 
    outline: 0; 
} 

.form-holder__input:valid { 
    border-color: #161616; 
    color: #161616; 
} 

.form-holder__input:invalid:focus { 
    border-color: #FF6969; 
} 

.form-holder__input:focus ~ .form-holder__label, 
.form-holder__input:valid ~ .form-holder__label { 
    top: 10px; 
    opacity: 1; 
    transform: scale(.75); 
    color: #a3a3a3; 
} 

.form-holder:before, .selecty:before { 
    content: ''; 
    position: absolute; 
    border: solid 2px #161616; 
    display: block; 
    width: 100%; 
    height: 100%; 
    border-radius: 3px; 
    z-index: -1; 
    transition: 280ms ease-in-out; 

} 

.form-holder:hover:before, .selecty:hover:before{ 
    transform: scale(1.02); 
    transition: all 50ms ease-in-out; 
    border: solid 2px #161616; 
} 
.form-holder.focussed:before, .selecty.focussed:before { 
    transform: scale(1.02); 
    transition: all 50ms ease-in-out; 
    border: solid 3px #161616; 
} 

.error{ 
    border: solid 2px red; 
} 


/* Change Autocomplete styles in Chrome*/ 
input:-webkit-autofill, 
input:-webkit-autofill:hover, 
input:-webkit-autofill:focus 
input:-webkit-autofill, 
textarea:-webkit-autofill, 
textarea:-webkit-autofill:hover 
textarea:-webkit-autofill:focus, 
select:-webkit-autofill, 
select:-webkit-autofill:hover, 
select:-webkit-autofill:focus { 
    -webkit-text-fill-color: #161616; 
    -webkit-box-shadow: 0 0 0px 1000px transparent inset; 
    transition: background-color 5000s ease-in-out 0s; 
} 

.ea-btn{ 
    padding: 20px 40px; 
    background: #FF1E3C; 
    color: #000; 
    text-decoration: none; 
    transition: padding .1s cubic-bezier(.5,.25,.015,1),-webkit-transform .1s cubic-bezier(.5,.25,.015,1); 
    border-radius: 3px; 
    font-size: 20px; 
    line-height: 60px; 
    min-width: 136px; 
} 

.ea-btn:hover{ 
    padding: 22px 42px; 
} 
.button{ 
    margin-top: 40px; 
} 

ありがとうございました！

Answer 1

あなたは、ホバーの通常サイズの1/8tに境界を明示的に設定しようとしましたか？ 1pxの場合ので、通常、これは動作しません

border: 0.125px