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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!">
( O9 Q/ f) ^5 h. t# c1 ^ - Label for your tooltip& {- G" ~0 O) G( b0 o& W0 j# q
- </span>
复制代码CSS代码: - .tooltip-toggle {
* `' e7 N% K( }0 F# d0 ` - cursor: pointer;! E# G; u6 \- H8 `+ i5 V
- position: relative;) | w( m- ]3 o o2 J* a" z/ |, q8 T
- }
6 q H, k2 q( q, s - .tooltip-toggle svg {- s) H! e7 h" u8 T! T
- height: 18px;
" {2 }+ ]- C I% u& p - width: 18px;
, n: t% D7 [3 l7 m5 m7 w+ a; G - padding-right: 0.5rem;6 r K7 f5 P1 x+ }, c `( O, j9 V
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- .tooltip-toggle::before {
/ `, E4 D# ], f/ N9 G - position: absolute;
* F$ N% \- W- Y* R - top: -80px;& E$ N/ E9 N0 ~% ]* w' K& H
- left: -80px;# w* D; R M3 p0 `9 k
- background-color: #2B222A; u" Z! Y/ d+ S1 W* D- U) \
- border-radius: 5px;
/ X& R, }' O" U' d8 ^/ F( u - color: #fff;
& R ~, G* d h6 B$ P" p - content: attr(data-tooltip);! E% P- w0 X' V& k( D; q& \6 T
- padding: 1rem;
; S0 H- P7 O7 E9 [# H: K - text-transform: none;/ O9 l+ {" X, o9 y+ Q: @6 \
- -webkit-transition: all 0.5s ease;# _2 y0 e9 P) j
- transition: all 0.5s ease;4 a! k! J3 ~' O$ e
- width: 160px;
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5 @" A) a b, f - .tooltip-toggle::after {- {" i) h4 `# g, V: x; @0 j- N
- position: absolute; Z& Z- T& A1 N
- top: -12px;
- @5 \) L9 Y4 a4 O - left: 9px;
: T. x; A; R0 L `9 N# H) L - border-left: 5px solid transparent;
2 I' T/ T; y6 G5 ? - border-right: 5px solid transparent;
3 Z/ b- Q5 w( Q( e - border-top: 5px solid #2B222A;1 h# d& w- I e) v# c, g$ S
- content: " ";
" f4 c. i1 `' I" r a' j - font-size: 0;, g9 P7 q; r. E/ |- p
- line-height: 0;
) h. [. {1 z1 A+ k& A+ u - margin-left: -5px;! A2 |$ I2 ]* ?! z
- width: 0;1 ~3 k. D" E1 ^$ ^6 {; H
- }
" V0 P- I& G7 u - .tooltip-toggle::before, .tooltip-toggle::after {6 U& u: K# z+ j- l. i/ m- R% M
- color: #efefef;
( `6 H6 |# U4 Y9 N$ ^- r - font-family: monospace;
7 m/ P/ U& B2 z3 {5 N - font-size: 16px;
3 D3 [" W; g) ?. I @6 \- r - opacity: 0;
/ r- j! n; Z q% I0 n - pointer-events: none;# F5 q, g2 A( ~) c v& g& u |2 s
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {$ {3 U6 c) l& P! O* M( Z m6 v
- opacity: 1;
, S1 [, x0 M/ m" [& T - -webkit-transition: all 0.75s ease;4 I8 M, {" g6 o0 y4 R. U; P' m
- transition: all 0.75s ease;
2 i7 s# t. @, s; b4 a - }
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">$ e0 C) [; A9 p. t( z: h& h- u
- <ul class="nav-items">
5 I) n- a4 l9 v - <!-- Navigation -->9 R9 P+ Z/ @1 J' d/ g
- <li class="nav-item"><a href="#">Home</a></li>& k3 L8 r5 a8 A+ m9 z
- <li class="nav-item"><a href="#">About</a></li>& V {$ Q' u5 `4 g2 ?2 O
- <li class="nav-item"><a href="#">Contact</a></li>
( n3 A0 _& G2 z) ~, T" Y, G - <!-- Dropdown menu -->
, I. q! o' X; T5 D: k' |+ l - <li class="nav-item nav-item-dropdown">& ~) N, k' U7 Z3 V$ x& R# z( w
- <a class="dropdown-trigger" href="#">Settings</a>: a& b* W/ I% o/ E: o" S( b2 C3 F/ u/ W
- <ul class="dropdown-menu">
- q3 f# P4 j: N2 ?' v8 C/ U! _ - <li class="dropdown-menu-item">
* Q2 \7 A. i: E3 Q - <a href="#">Dropdown Item 1</a>
9 w& I5 [ D( Q0 r- T - </li>
0 u4 P2 y. f. `" q+ P- L - <li class="dropdown-menu-item">
7 [9 d& x9 r6 g e2 V3 n9 t% I4 I! a - <a href="#">Dropdown Item 2</a>
; q! ?9 F0 [" g( \ - </li>( V/ t0 T5 [0 W7 q" n& U" H/ r) m
- <li class="dropdown-menu-item">7 x- u8 E" \) K/ `& B8 ?9 p
- <a href="#">Dropdown Item 3</a>
0 |5 S" u: E; }" } - </li>
' J: A# W' x: w - </ul>; V7 I# f% l, i T. ~! B) R8 b
- </li>& Y1 E* _0 T4 |& i2 v" Z
- </ul>
2 H1 x* ~* k% {+ A - </div>
复制代码对应的CSS代码如下: - .nav-container {2 h' c3 f; L6 Q7 l5 T7 |: t+ M! s
- background-color: #fff;
+ h, M6 b7 |; {1 Q# ?% Y/ P - border-radius: 4px;
$ D/ b9 r+ R4 X% x - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);6 W; o: B* G, U3 ~% p: F! K0 o1 V
- padding: 1em;
7 E' U- _" `" s5 W5 M" o( U0 M. H - border: 1px solid #eee;1 t: E$ j+ x1 ` j0 X
- display: block;+ ~9 L u( ]# r
- max-width: 400px;) k- Y9 B( V1 M4 \" c
- margin: 0 auto;
; y# A8 `1 M" N1 y3 L3 n - text-align: center;( ]% F& @* S8 V, L( O7 K, R( I
- }
% V) I1 \! N3 g7 b6 | - ul,
# W5 ?! j% \. c5 e( P - li {
' ^9 H" \* C5 e0 D4 u! J; s# Z - list-style: none;
$ m* {6 A9 N. v1 J2 E - -webkit-padding-start: 0;& z3 U) |6 S, }+ h
- }
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- text-decoration: none;
5 G; P: p' e# R7 v! ~9 m5 { - color: #ED3E44;
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- .nav-item {; R7 s9 V6 d3 s! k0 i4 }
- padding: 1em;7 k0 ?( S8 ?# m! x+ T
- display: inline;4 E( I5 c6 ~2 B. t7 F d8 V
- }
6 k+ X8 v( w6 U, K - .nav-item-dropdown {! Y% \$ k k. j# w" L: P
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {( ~: }. W! J, m+ u+ V8 N. O
- display: block;! ^7 d, e3 C1 M5 i& l5 k! j. j
- opacity: 1;
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( j/ r% r% j. \6 h+ D$ Z: L% t - .dropdown-trigger {
" X" Z2 o7 t6 f- }4 S - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
, G6 ?# L4 j, B6 a& `3 m - display: block;% G# ?, Z6 |3 ?, Q
- opacity: 1;9 j, a/ p, ^( {# h) z
- }+ C0 h# t" A6 @, H
- .dropdown-trigger::after {4 V2 E `$ J( x' a! d1 K9 r
- content: "›";' s' T& I; \' { _
- position: absolute;
: s7 t3 R4 L' C6 d% ? - color: #ED3E44;) {( u2 Y% O4 \# O0 ~0 @ C' c
- font-size: 24px;. ~* G3 P0 x% O
- font-weight: bold;
/ J+ `/ I! ?" ] [4 N& c - -webkit-transform: rotate(90deg);
. l0 M! l: O( d: g. _6 Y - transform: rotate(90deg);" `3 d' R- h0 R N: }' I8 K
- top: -5px;, v! z$ S9 P9 A! s I
- right: -15px;) d3 c" o9 a6 T# k9 o# N
- }
' V N! w6 M/ a: S9 ` - .dropdown-menu {! @- r/ b, j. l6 C
- background-color: #ED3E44;9 \7 n9 u* w+ U; R
- display: inline-block;4 t1 t8 Q7 i- M8 d7 R- `5 [
- text-align: right;
5 u6 p8 y) R: B' x# O$ D3 z - position: absolute;+ N- j8 j5 w$ ]# s# T+ a$ m
- top: 2.5rem;6 ? x4 Z1 G3 E" ^
- right: -10px;
* H ?9 ]' n8 s( ]& {4 K' Y - display: none;2 U% x# k# W! x" o# X9 W
- opacity: 0;
0 |- x6 r, Z2 } - -webkit-transition: opacity 0.5s ease;
% M- n. R. |) \ - transition: opacity 0.5s ease; p3 o3 m& x( m+ v
- width: 160px;
- \( x. ]9 Q o- R; n - }; T0 A, k" @, u1 X% ~! Q) ?- ]
- .dropdown-menu a {
) S4 ]' c6 ?/ x' A - color: #fff;
8 R9 Y u7 B& K) Z% N ]; A% O# n - }
; |# L' g b. v# e6 ~9 m - .dropdown-menu-item {
$ R1 j( L' h: x/ i& \: o - cursor: pointer;
4 C, W7 y; t% p* ` - padding: 1em;
/ o1 _9 J( O- g% ^$ U - text-align: center;
! H# T1 r- R0 k4 P+ w0 m* H - }& a; O7 {" _( E( O
- .dropdown-menu-item:hover {: v. X2 y9 Q+ R5 I" g
- background-color: #eb272d;
: z" @; }0 a" O - }
复制代码
& N* p5 o' i* F8 }* k! c5 Q可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
: d& w5 Q& v7 z# @5 U( t9 q9 x - <!-- Checkbox toggle -->8 b% ?9 D; ]6 _4 @- `
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">" B- W: p: Q+ m& D0 O8 `/ B3 Y" \
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
2 V, ~) [; D9 i - <!-- Content to toggle from www.mfbuluo.com-->
* o: V$ T' T9 O4 X$ q( a: J& X - <div role="toggle" class="toggle-content">
( Q& V- v8 D4 i2 q - BA-NA-NA-NA!3 E6 \7 n- e7 m# @. a5 g" Y
- </div>
5 p8 f$ o: s9 q1 j# A5 t - </div>
复制代码CSS代码内容如下: - .toggle {
2 P3 O' W/ A0 f# }1 I - margin: 0 auto;
( x1 k4 `- x/ V" d$ Z' c - max-width: 400px;6 u% c: o8 B. }1 `5 O2 Y
- }
! D* e* o8 }5 I6 i* Y; \- ~( m# e, ] - .toggle-label {7 h7 a# N; H1 L6 w! c4 e# w
- font-size: 16px;
2 h) o9 C) q" W! d - background: #fff;
" u. S. y) g, d6 E; g - padding: 1em;
; I0 I1 a) w1 @- Y' j - cursor: pointer;/ j$ b4 t- V4 ?6 M! H
- display: block;
' W4 k7 _9 R* @+ Y - margin: 0 auto 1em;
) F+ c. j4 e" W$ M8 I' p - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! ~( m" N5 ]9 k9 H - border-radius: 4px;
, L1 [" H- V% t% k# r. `4 v2 w - }
$ N. }: S S6 F! U X8 J$ H& @2 I - .toggle-label:after {
0 \" b( I& n L! T3 q* O - color: #ED3E44;
3 ~5 c7 U6 S+ D- P - content: "+";! j) J; L, M2 H7 D I9 \ e2 \
- float: right;1 [# Y" T$ \' E" P
- font-weight: bold;
* f/ o9 U4 C- f" O' @ l) I5 j - }
. K% B$ H _5 F: t) J - .toggle-content {% i9 K8 b& G) }9 Z
- color: #B0B3C2;$ b- a; A# e0 O/ U- G/ y0 b I
- font-family: monospace;
7 F/ d8 v: u; k" h - font-size: 16px;4 d* ^) ^: L3 V3 N6 n
- margin-bottom: 1.5em;
+ T f# l% V c. u - padding: 1em;7 P' C9 o; g4 d3 c6 r# V. _
- }
( P3 e7 V' T) c: h$ C s5 F - .toggle-input {
# f$ ]' c" c5 ^! `; z0 u; E - display: none;
* W) L x8 i2 A0 _ - }
. \! ]1 P8 n/ M! D - .toggle-input:not(checked) ~ .toggle-content {
! b& l- ^, a6 g1 K- s - display: none;7 _! T J6 g w+ k0 |; ^
- } q( P* |: g# J
- .toggle-input:checked ~ .toggle-content {" s0 x/ f: h, M. \) Q
- display: block;% g# d# p% S$ k" ~$ K6 [7 ~9 N
- }; W# E) p2 f- ~. D% E! d9 @8 j6 h0 a
- .toggle-input:checked ~ .toggle-label:after {8 T4 h, P4 r" T* h8 G, H! T: _- {
- content: "-";) a$ @4 ?, D4 d3 q$ |& y, d# @
- }
复制代码 8 S9 w; e- v, f6 \& h5 B z
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