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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">! Q- q7 D- u( u0 x( j/ ]
- Label for your tooltip8 `" C7 S2 A( k( ^8 T8 W1 G6 C
- </span>
复制代码CSS代码: - .tooltip-toggle {7 C! i& [: T5 z; j4 s# D( F8 q5 f
- cursor: pointer;
0 r$ p9 Y- k3 q2 l5 E) F - position: relative;
+ M2 ^# b {" g/ f4 p- q ~ - }
, F+ x0 M. B& G$ l - .tooltip-toggle svg {! V% V+ `4 \2 a$ Y. G. R& N
- height: 18px;7 ~6 |6 E0 [ ?& H' N/ h9 w
- width: 18px;* p* w4 u- m5 T' n0 z, x
- padding-right: 0.5rem;
- l2 F$ n5 x: B& R- k - }$ c5 A; ]4 W2 U7 ?+ H& b( w: N% O
- .tooltip-toggle::before {+ a6 }+ K' v# ^% W
- position: absolute;
) r4 R A1 U1 ]2 d/ v, |: d+ O3 s, f - top: -80px;! j' @1 v9 o* B6 y
- left: -80px;
5 Y8 y8 M; H8 s% ?6 B0 @ - background-color: #2B222A;
' c* T2 E" c9 Q - border-radius: 5px;
8 `0 I" B0 X* S6 f0 Y5 O - color: #fff;- Z2 |0 \8 [, c7 r+ m
- content: attr(data-tooltip);
% r. m5 e/ t1 V; q - padding: 1rem;# H; U3 D9 s% Q, F1 ~. D
- text-transform: none;
5 i5 r ]9 }) F4 F; T0 Y0 e - -webkit-transition: all 0.5s ease;
' f) [% t8 @+ f0 O! E2 t - transition: all 0.5s ease;8 }, S1 Z; X2 [. o3 X
- width: 160px;8 a7 [1 W/ e# m9 l
- }
- h. C9 e& l" E$ t - .tooltip-toggle::after {
4 O* ?0 m! g1 v. y - position: absolute;' _# X# O+ {6 h4 `
- top: -12px;
! m& A6 h0 F j8 L6 [$ X V - left: 9px;: A7 }2 Q1 ]; ^4 y# g; K- \
- border-left: 5px solid transparent;# H5 W( e! G' B1 q0 W2 e6 T
- border-right: 5px solid transparent;) F$ j( _6 `) Z0 [7 q
- border-top: 5px solid #2B222A;
- a3 u8 |/ J3 Y2 q - content: " ";" j5 b' o: t9 _! k0 X! M$ D2 M
- font-size: 0;9 r( ~$ v5 Y, W9 B; n
- line-height: 0;* P$ r# Q& L, A* Q
- margin-left: -5px;
! ]0 W& r% }! {' M - width: 0; E& w4 w, s1 |/ X9 h; L: Q
- }
- Q& ^* U( _9 [! ]3 W- ` - .tooltip-toggle::before, .tooltip-toggle::after {+ v& s8 [3 Z y0 W j
- color: #efefef;
* Y; K' B# d9 v6 u) D - font-family: monospace;: R+ P+ k7 z) n3 E' z. [( a2 o$ C
- font-size: 16px;
( V1 f9 k% D8 ]( A! f - opacity: 0;
0 J5 r4 ^$ N, c* J' d% n7 G& j - pointer-events: none;
# s7 y. F* t( h8 a$ r* o" W - text-align: center;. G; g9 E+ i! M1 W6 u1 ]8 h
- }
, {$ r! R C* L% [ Y - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
8 l/ s5 Q& {9 H! ] - opacity: 1;
3 v- ?2 @$ |: r9 T- \& ^& |6 \ - -webkit-transition: all 0.75s ease;, s, d1 l6 u: \# E; [/ }) s0 E
- transition: all 0.75s ease;
: y0 k3 b- r3 R. J - }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">
: \# {1 q0 Y4 ~* r# q8 | r0 {; r - <ul class="nav-items">+ N @( f b) e6 P1 E; O8 `
- <!-- Navigation -->
1 K% T; l& e3 {' ?* R# L) Y - <li class="nav-item"><a href="#">Home</a></li>
! f% {1 g* v+ Z+ o. g) M2 V - <li class="nav-item"><a href="#">About</a></li>
+ Z/ t6 n9 i" I, w - <li class="nav-item"><a href="#">Contact</a></li>8 G& X. E( X6 G$ a$ R
- <!-- Dropdown menu -->
" ~4 b% X1 J0 _1 B( ? - <li class="nav-item nav-item-dropdown">, B1 j- @; M# C
- <a class="dropdown-trigger" href="#">Settings</a>
. n* G V) q+ A - <ul class="dropdown-menu">. p! i* Y, K5 Y i( U1 Q% {: D
- <li class="dropdown-menu-item">+ q$ o% V' h1 A( L S; f, o9 u
- <a href="#">Dropdown Item 1</a>* o* Y$ t$ q9 Z; c: z j0 h- g
- </li>
/ s1 U7 S0 K% n0 n6 t- \ - <li class="dropdown-menu-item">
/ j% ], c4 a, J - <a href="#">Dropdown Item 2</a>2 H% t$ R0 y9 a1 S v7 C7 I
- </li>& ]' y; d/ _+ ]4 O4 D, T
- <li class="dropdown-menu-item">
0 u; d0 {' `' ? t - <a href="#">Dropdown Item 3</a>
* ^ Z# W7 |" ^7 \8 {( }+ ] - </li>
5 t- w. \4 T; D: M - </ul>
2 P; D' l8 K" m0 O* l' O - </li>6 X7 R8 M; O5 | Z) j8 V/ Q( A
- </ul>
: M/ M1 ]+ j% I+ p4 [* E3 J0 a" I - </div>
复制代码对应的CSS代码如下: - .nav-container {
2 X- z! d6 j. ?: L6 k - background-color: #fff;
9 @) b: x0 Q/ Q3 ` _ - border-radius: 4px;
+ C6 i- r* |5 q; ^. A7 ~; B - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);5 r& `2 z- F3 }* n5 `
- padding: 1em;
" m: J/ h ?% I8 q7 y2 v, F) @, g - border: 1px solid #eee;
0 p9 O" c1 E) l: G3 h9 z - display: block;7 G% G8 ]% }3 d; y j9 b: V
- max-width: 400px;1 T) F; j( r8 f% O0 C9 M% c/ L
- margin: 0 auto;
5 n8 k% Q) y. H. ^( } - text-align: center;0 K3 A8 M3 D( v/ X3 p2 w7 h7 j# p
- }
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- li {) p# o3 ]' @: k+ G: A7 @9 {% b
- list-style: none;2 _3 c& s. j9 k: ^
- -webkit-padding-start: 0;
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- a {
$ q/ W0 v6 _/ E) ~4 e& z6 M - text-decoration: none;% c( W) O: l! b3 a3 [. l
- color: #ED3E44;& U2 E- ]5 o0 i8 R5 M6 x0 y
- }
8 }+ H4 f4 e* C/ ?9 k+ y - .nav-item {) s- j ]7 r3 S, b
- padding: 1em;
$ f) f! k) R1 |* ~ - display: inline;( P* \# L) T9 o4 M8 F/ P2 E
- }7 M, P) ?8 y l! Q/ p
- .nav-item-dropdown {
3 F* L' B8 G, h - position: relative;2 [/ L5 K/ H3 i" Q% ~! A
- }
2 N. l5 K- W, G; V, J - .nav-item-dropdown:hover > .dropdown-menu {
9 u. P- |8 C+ o0 f" n7 r - display: block;
2 N2 }/ o+ T. J8 z2 Q& |, _" e* s- ` - opacity: 1;# W6 B* C: n& v. U
- }
$ J- Y! K& ?- f T - .dropdown-trigger {
7 ?' H: `& }' F) p% ]+ e& u - position: relative;$ h5 O6 s B: v7 W
- }
|# [ Z. Y) _( m5 c) |" P: g! I - .dropdown-trigger:focus + .dropdown-menu {
$ S: c9 F, r n - display: block;& x( N! u+ D) r. L) T* W
- opacity: 1;% i( C9 ]3 T7 Y" Q% H- s( Z
- }
( U/ R) C2 s2 I0 b6 W( h9 l+ ~ - .dropdown-trigger::after {6 H6 S9 d6 g9 O/ Y2 A% i% ~+ N
- content: "›";- ^2 [. a$ T: I
- position: absolute;" i6 h/ K5 _0 f+ Y
- color: #ED3E44;
9 _! F0 u* Q1 |6 Y - font-size: 24px;
" H( b0 E% B5 f0 e0 e - font-weight: bold;; T8 x# j3 t& y5 l3 Q
- -webkit-transform: rotate(90deg);) z% r/ A/ _/ Y. n7 \8 m
- transform: rotate(90deg); x# m$ }5 T8 Y0 Y" B
- top: -5px;" K* R) d4 f. u
- right: -15px;3 R& Y3 b8 x3 }
- }
@; S/ e5 R4 j* u8 Y" k - .dropdown-menu {
5 X+ z m( x6 C - background-color: #ED3E44;; f6 P0 K' o; @- a! \$ U
- display: inline-block;( w& A4 u4 _3 p! y" d
- text-align: right;
+ k+ J: x, K- k8 E/ S2 b$ I - position: absolute;& w4 y: o0 p9 i" i8 a8 u! c
- top: 2.5rem;
6 ~1 M- Q- m6 d/ F - right: -10px;1 e& k( B8 X! Z5 Z4 G( w. ~6 t2 W( e
- display: none;, I0 e& B2 }: n/ d2 \5 c& X2 B
- opacity: 0;' G( c: e/ _) a7 c% V2 _3 I
- -webkit-transition: opacity 0.5s ease;8 X/ a5 O# |) }
- transition: opacity 0.5s ease;
+ Z) x4 Z1 B; F - width: 160px;6 v4 x; D. I; c% Z+ E% e2 |& T' q
- }
$ z) d- @+ K* S8 [, C% P( b/ m - .dropdown-menu a {* p# V0 F" S6 O* e& Z: r
- color: #fff;/ e7 `+ n B* X5 I
- }
) d8 _* A( ~( ?, R, B {, \7 W - .dropdown-menu-item {
/ ]" A0 q4 I& Y0 ~3 ~0 O5 m - cursor: pointer;0 f1 P1 q$ V* d1 s- o
- padding: 1em;1 Z6 U$ u3 ^' }) x% P8 I0 B7 C" r
- text-align: center;
" J) F+ c# y4 w: T/ Q% U! I; T# y - }2 s9 B9 H6 D' J
- .dropdown-menu-item:hover {: r: W% `3 q! f3 L" Z d' H
- background-color: #eb272d;; k* W2 L2 u* n
- }
复制代码
* t# v8 z: |' g' W i. c可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">% Q! e+ U4 i+ Q V9 b0 r
- <!-- Checkbox toggle -->
2 Y! i& I/ d* ?6 b4 R - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
% q+ s2 d. V# w2 k( u - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>8 J( `+ K0 W1 v2 Y
- <!-- Content to toggle from www.mfbuluo.com-->+ {0 x1 {* P* p9 Z* Q
- <div role="toggle" class="toggle-content"># F3 w8 Q% ]- z( w
- BA-NA-NA-NA!% ~, C, h/ W$ {! c# o0 Y5 e$ T
- </div>
" q. i& K5 T1 J7 M& C- z. M - </div>
复制代码CSS代码内容如下: - .toggle {
4 y9 k7 K N, v0 m) {' G& L - margin: 0 auto;
; J- f; u$ S, i" y - max-width: 400px;1 g" d7 I9 i6 b) O u
- }" n6 \2 j8 @$ M8 z
- .toggle-label {' }8 l0 g# N+ D+ n- ~) ?
- font-size: 16px;0 E5 U& [" O# i: C. f
- background: #fff;% n' q+ r; E0 J# o% P! [
- padding: 1em;
; f6 c) X. r" o1 H9 f: q - cursor: pointer;
, G* ~0 w8 W' x3 Y - display: block;
5 ^" y0 L1 Y* r6 ]* E - margin: 0 auto 1em;
( m! d7 @% h) x1 d2 d3 \6 E - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
8 m/ o Q" C R( a - border-radius: 4px;
/ U' K; Y/ g( ]. k- p - }3 j1 _. [1 V! O; G' d; I( Y* D
- .toggle-label:after {# w5 O1 X7 U- U
- color: #ED3E44;
5 a( {" }) Z. `( w# `+ s - content: "+";, ~/ q1 |2 w( P4 d
- float: right;& }9 w I1 S/ K( ^8 {' `; `0 @$ Z
- font-weight: bold;
, f8 D- p4 @- M0 T - }% O4 u$ m. z4 M( N. j
- .toggle-content {
) r8 M( ?8 V# `7 j5 G - color: #B0B3C2;" d9 H w+ s8 H: l1 o
- font-family: monospace;$ E E; t Y! R5 Q6 p5 t/ P
- font-size: 16px;# P+ @& H; k8 l2 {. g( h D! {5 z
- margin-bottom: 1.5em;! ]* Q& \5 q! N5 s6 z6 |; S8 O
- padding: 1em;2 |; U8 C0 r( r$ P3 R
- }
% D9 G5 B( I7 _$ |, v5 A* e; i - .toggle-input {) E8 t- @& Z/ }2 T A
- display: none;; U( \( N, }3 }- I
- }
# D1 v& P) z8 Y8 Z4 m i" U) a - .toggle-input:not(checked) ~ .toggle-content {
5 N m: P# w3 z+ g - display: none;
8 }8 {: A) v& z2 Z; ` - } h3 i/ |0 G2 a8 z- `/ q
- .toggle-input:checked ~ .toggle-content {3 z" y) m- W& @0 {' u
- display: block;
9 R' x: Y: } v/ r7 z5 g - }
: a1 q/ Q! _) g' k+ T/ E - .toggle-input:checked ~ .toggle-label:after {. L- O& x- `) k1 P$ c' e
- content: "-";- G; x; q: r/ _3 o& {& D& Z
- }
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