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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!">( _1 e3 f6 I- m* R
- Label for your tooltip6 B6 v4 ~$ k8 l1 n* }; r+ j
- </span>
复制代码CSS代码: - .tooltip-toggle {1 o, K2 U( U& M7 b+ f5 r6 [' |4 ]' R
- cursor: pointer;
1 D6 Y# I- j) Z- [ - position: relative;
9 z F: k" u$ P, c1 ]3 `! b6 e - }
' u8 T7 H* z# z% B - .tooltip-toggle svg {
, T$ w7 R, r( }) X% h - height: 18px;+ A- b, l5 j( O& p# h( ^
- width: 18px;
" I: q7 @1 ?& O. Z4 |( z; c" G% M+ ~ - padding-right: 0.5rem;
6 P% m6 y/ h5 F8 { - }
0 s" k1 Y: @, P/ K, s - .tooltip-toggle::before {; D2 `9 z i* g) ?
- position: absolute;6 u0 m0 w* w8 o' I/ e+ u7 W6 G
- top: -80px;0 I0 h# z8 B! A! E& g5 ]: C
- left: -80px;) q8 E( A9 R, q3 p
- background-color: #2B222A;
$ ~& q$ I4 ^$ ?; t: ^7 [& [ - border-radius: 5px;
K; T( a2 d1 h% b: q `: O4 v - color: #fff;
& f r# D0 r+ Y/ o# i - content: attr(data-tooltip);( b) O7 H- V1 E$ ~7 _4 F% E) f. f
- padding: 1rem;' P2 ~& p* K6 p5 r
- text-transform: none;7 C6 i$ Z+ w0 k# N1 m: N# o
- -webkit-transition: all 0.5s ease;; _4 |/ z. q! `/ @
- transition: all 0.5s ease;
$ V6 @7 ]; ?! _! L& O+ Q. c% C - width: 160px;
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3 q+ Z# f5 r' C# o. m7 R0 d - .tooltip-toggle::after {4 d; v9 x& g( t0 R* x" e
- position: absolute;
9 Y3 N/ E; ] D2 p3 x3 O - top: -12px;. \" u2 f, f+ V! G+ Y( v4 k3 F. E0 J
- left: 9px;
" K- a' s7 l" b& J8 ~, @ - border-left: 5px solid transparent;' W ~+ p6 x3 t \
- border-right: 5px solid transparent;+ H, j q7 t3 {; }
- border-top: 5px solid #2B222A;
/ t" X2 g) N/ e3 E: X" }. u" m - content: " ";
6 `& s2 q# A2 n8 n( U9 c - font-size: 0;/ i$ r3 B% B& ?% b9 @
- line-height: 0;; r0 ~- ^; Q1 E
- margin-left: -5px;( u. J+ k/ g6 u O* x, o
- width: 0;
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9 y+ j' d- T; N& \ G/ | - .tooltip-toggle::before, .tooltip-toggle::after {1 t/ `6 o! Y4 t H# x$ F1 r! Z
- color: #efefef;! z' s1 W; y8 E1 m- h5 w% x
- font-family: monospace;+ b2 C# A# ?! J7 d8 N# T! b9 d3 O$ i
- font-size: 16px;: G* X w% v5 l
- opacity: 0;5 g, D# i+ o# N
- pointer-events: none;
8 m: x( d% K5 B" r4 F T3 s - text-align: center;- C& P: z# _5 L
- }/ v# \% `. j) P
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {0 @! L6 w# g) k2 u2 {, f
- opacity: 1;& y5 r Z9 \; n) e% B" g- m
- -webkit-transition: all 0.75s ease;0 f7 a( V2 q" J Z# p" A% L$ H
- transition: all 0.75s ease;
. v: V! N7 I4 v2 m9 G9 O - }
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">, d' k$ [& k9 _& p7 A! T
- <ul class="nav-items">- N5 w0 J1 ]" Y3 _3 n4 w
- <!-- Navigation -->( P6 Z& ~$ D& B" E/ _1 u; t1 l; _6 H
- <li class="nav-item"><a href="#">Home</a></li>
) B( ?5 ]. l# F% b - <li class="nav-item"><a href="#">About</a></li>
q; z8 T/ ]# a5 x" ?( h - <li class="nav-item"><a href="#">Contact</a></li>
% r( b2 k/ f- _1 ~0 R+ K - <!-- Dropdown menu -->2 ^1 z# N% f9 Y( A; H: H
- <li class="nav-item nav-item-dropdown">
4 C4 g" Q4 z5 a R, { - <a class="dropdown-trigger" href="#">Settings</a>9 f+ _* w, j2 j: ?$ m
- <ul class="dropdown-menu">$ ]4 r" z# O& h9 \1 f4 ?5 F
- <li class="dropdown-menu-item">
3 T' K# u; N' M o: u6 e - <a href="#">Dropdown Item 1</a>
. w3 ~9 Y( ~) \4 H' g- J+ I - </li>6 M% y9 G' f S4 r) z2 s
- <li class="dropdown-menu-item">
1 q1 _, Q6 h5 j5 Q - <a href="#">Dropdown Item 2</a>" I6 g" W0 P* B( V+ O
- </li>
$ U; c, v6 E3 L* Q. k+ Y" f5 y - <li class="dropdown-menu-item">6 z$ I% |# r H8 i6 @
- <a href="#">Dropdown Item 3</a>
5 s* ]% p- h$ g - </li>7 X2 u% f5 y1 H( ^( }0 {
- </ul>
6 n8 T4 S+ k- d7 W. o- A8 E9 ? - </li>1 f4 n3 @: {- u% r x' L
- </ul>
" W/ \7 M( f+ c& w9 ]' y$ Y - </div>
复制代码对应的CSS代码如下: - .nav-container {
* s& A7 R, W5 Z$ K! C) X' X - background-color: #fff;2 n2 J. E3 |* S) _
- border-radius: 4px;' D7 {9 ]3 i. G: x! v
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);3 p; Q. K \0 y, {
- padding: 1em;2 R5 D, n1 T$ c8 U- x0 }/ U! @
- border: 1px solid #eee;
( Z' a- P0 Z+ b A( d - display: block;; A0 z: r5 y/ Y1 t5 Z
- max-width: 400px;3 n1 u6 Z( @: I$ f. S, {+ n
- margin: 0 auto;
' r8 k7 @' w* K. L1 { - text-align: center;
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- ul,
5 m' J2 ]7 g d - li {
, i" w3 z1 z$ [2 l2 Q; i: V# q7 T - list-style: none;6 d8 G) |5 r' R
- -webkit-padding-start: 0;* T! N l6 ~3 ?8 z. I
- }
% N1 u9 ~- ]& j# Z4 A0 e! \ - a {
! k2 c% M6 b0 O; @8 x - text-decoration: none;
8 h+ n; A( E6 Q4 q; R) N6 Q - color: #ED3E44;# g) N3 v* H8 l4 G6 D
- }
8 \0 ~3 w; f' v) b% f' u - .nav-item {
% `* ?, Y2 Z0 }: @) }9 A$ _- z$ ^4 e - padding: 1em;2 @1 L5 [4 ]2 @! r; H
- display: inline;' W% q' n$ A7 S
- }! q) u N/ z3 k% F& m" h/ P3 r
- .nav-item-dropdown {
( I, o) N9 W1 Y5 ^ - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
1 V0 z8 a( W! z U3 D - display: block;
+ Y( d% N* C+ { R - opacity: 1;
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- .dropdown-trigger {5 j1 E, O$ z- S2 b2 M! _ _
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
. _- t# V8 z. V! ` T3 @7 b. T - display: block;" [ T0 a" P$ c
- opacity: 1;7 T5 q& `1 G8 T
- }
9 |0 g, q: f6 Q: j - .dropdown-trigger::after {! u* ^6 V8 D! \8 P! V) C
- content: "›";
5 C! \+ i6 K+ y% p- U1 n' A - position: absolute;6 k; S5 f% q( i
- color: #ED3E44;6 G4 I1 V. V2 t- b" L. Z
- font-size: 24px;
% e% p+ h, }$ C - font-weight: bold;% Y3 N7 H; E! c& e% _0 h
- -webkit-transform: rotate(90deg);' }9 R4 \6 j( W
- transform: rotate(90deg);: e& t1 f" }! ?9 P `
- top: -5px;5 y2 l7 m& ?$ q: x, y/ z
- right: -15px;
3 i- ]1 I& N6 C - }
9 K, g8 b4 _5 ]9 t5 M0 H6 _ - .dropdown-menu {( z' j8 g( H& h F# B; [$ A
- background-color: #ED3E44;3 s0 V7 [% _- K, q
- display: inline-block;
6 t3 H# P/ \! ^- {' i - text-align: right;( r+ ^$ B$ \' l$ v$ d* L, K% p. {+ S
- position: absolute;
( R$ E4 `5 T4 P% @: d3 `1 N - top: 2.5rem;
* [9 |, C, j) b( u! ?' G - right: -10px;
6 z% S/ G! [9 t0 k5 g% R# R# L - display: none;
, P4 C( m7 ~6 G2 ` - opacity: 0;
. q$ @4 y4 `8 x6 B - -webkit-transition: opacity 0.5s ease;, G3 i7 n/ V8 K, e, I) R
- transition: opacity 0.5s ease;# y* V+ H; t: e8 u
- width: 160px;! n& Z( z# B* I. M6 X B
- }, t5 k5 C! Y l n: I7 w
- .dropdown-menu a { n9 ?( m! Z/ {9 K E
- color: #fff;1 N1 l' Z, b* D4 y
- }
& R+ r, T1 n$ L - .dropdown-menu-item {! y$ t+ J. F$ A; A( F0 q8 j3 r2 R
- cursor: pointer;
- t, w9 U5 I1 P* I" f2 r# U" j - padding: 1em;
' J4 s1 d3 O+ X" h - text-align: center;# A4 c' y2 v* m& Z
- }
% v' g5 ^1 \/ h) J - .dropdown-menu-item:hover {
; _7 Q9 J+ }/ I9 b9 c6 B6 M0 H! E - background-color: #eb272d;
" Y+ G# f; ^$ k2 y# {$ Q( B3 _ - }
复制代码 $ J! @. i F' O
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">& i0 P; a- q7 ^' _1 J8 s% ^
- <!-- Checkbox toggle -->" l8 E, i& [: ]9 e
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
! {+ S) R( a" d2 D - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>* L4 `4 [5 e$ B% W- g
- <!-- Content to toggle from www.mfbuluo.com-->
9 D' B6 Q' o' r/ R3 n7 x - <div role="toggle" class="toggle-content">( K' O- {7 A5 ~5 m) Q, [4 {# L
- BA-NA-NA-NA!! v5 W( |& e: I/ j
- </div>1 D6 g2 A! W; X9 p- @0 q$ \5 s
- </div>
复制代码CSS代码内容如下: - .toggle {! f: K8 T) W) k1 p1 @
- margin: 0 auto;& M' V( z! H. {) J
- max-width: 400px;
( `) ]& |! \$ m) { - } W0 i' w: g3 S( h& z3 Z
- .toggle-label {3 Y1 i5 ]0 U3 b7 V2 T, A6 K- Z
- font-size: 16px;
1 J0 S4 V4 y# K e9 S7 @+ W' A - background: #fff;0 ^& G2 n Z0 _1 z8 J, A/ o2 |
- padding: 1em;3 o% @0 c/ R( Z M
- cursor: pointer; d* g; v- w2 O$ O9 \
- display: block;7 f/ |- P5 L/ s, a- i8 R% v
- margin: 0 auto 1em;4 |, ` @$ U U* H& X j
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* |) F" N8 E+ ]+ G - border-radius: 4px;1 |* o6 o' ]7 W! U7 h% c
- }
+ `8 h5 {2 l" s I6 L; j - .toggle-label:after {6 P. ?0 C0 q6 X# J# K1 L" E
- color: #ED3E44;+ N9 L, s/ G) G! g2 a, Y! u
- content: "+";
# \0 O1 {* D1 A0 q; |9 l - float: right;
' |, H. [8 d' a5 k - font-weight: bold;7 ^% r' t. K% O- ~8 F
- }
; b ?; i/ h/ [$ ~1 |6 a1 G# R0 e - .toggle-content {
9 z4 d6 m8 B$ P/ T - color: #B0B3C2;
; @1 D( \" }, j$ J" S& t - font-family: monospace;( {- _* ]' R' `& H* B+ h/ i5 N9 P& e3 `
- font-size: 16px;3 A9 T' P; L% A
- margin-bottom: 1.5em;0 A6 B" S5 I6 i! V* m' D3 g
- padding: 1em;3 T" p$ G0 I- s1 M) t
- }2 F3 Y# e1 V2 K7 i0 G' n# N, c( L# m
- .toggle-input {# k z1 }* g$ O
- display: none;) [+ Q1 N: X* L1 k
- }
Q( W4 ?$ P' b" j - .toggle-input:not(checked) ~ .toggle-content {
3 I" d% m0 [! W6 _& h t - display: none;
3 x" g* {1 M ]6 H - }
" {3 C2 F$ s0 J c' J - .toggle-input:checked ~ .toggle-content {9 V8 V- }/ U8 u/ V2 K2 }8 M/ U& I. d
- display: block;
8 Q! g a( B0 ]2 P2 y& C7 A, N' } - }! w# \: K. O0 N% d) Y/ @4 D
- .toggle-input:checked ~ .toggle-label:after {
k* I8 O- r- X: P) V; P' j) W0 C4 [ - content: "-";
' s& Y: X6 x; H; S+ X - }
复制代码 @4 t1 ~3 \8 O+ n$ b) w* e( U" A2 q
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