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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!"># k1 n* L# ~+ ^7 E" V6 J0 c) m( I
- Label for your tooltip
- h y7 }/ M8 O - </span>
复制代码CSS代码: - .tooltip-toggle {
! w! }& |1 D& }0 _4 [5 k6 C - cursor: pointer;
9 w6 p1 G: r3 C I8 f" q9 } - position: relative;" y' p7 Y) X6 W- n
- }' T4 y0 L- D; @ k
- .tooltip-toggle svg {
# {+ B1 `. _3 s; d5 y2 A - height: 18px;
3 m/ V o' X* Z1 s - width: 18px;
5 t* p2 S: p2 P - padding-right: 0.5rem;# {( J1 ?6 M( c
- }
1 J* f; a Z) N. a - .tooltip-toggle::before {( ?4 j: d5 p) {3 b U, ~* E7 |0 n
- position: absolute;
1 b0 w! }0 q# R+ F' y - top: -80px;
" ]& Z3 }0 Y5 ?+ c, w+ l/ w, c - left: -80px;
' B+ q) Z! L, H+ v# t: R - background-color: #2B222A;% R+ A% D) F& _9 ~
- border-radius: 5px;
" V! u. l$ J+ B4 S( h. D2 b4 \; Y - color: #fff;
5 S; Y% R5 x0 x- g9 E" M9 C' I - content: attr(data-tooltip);
2 o4 H: b8 K* D - padding: 1rem;
8 U& e' s& x; ^6 A - text-transform: none;8 A" g- i$ z& Q, w
- -webkit-transition: all 0.5s ease;
" D% c' X# X# J6 |6 \ - transition: all 0.5s ease;* P8 e6 e: L9 C$ j
- width: 160px;. O. w. A2 @ t" C, C
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- .tooltip-toggle::after {
3 E1 N1 ^& S+ s5 v3 C8 U* l - position: absolute;: ^* n1 T8 g- H) n# E4 {
- top: -12px;
' a+ _) v4 ]0 G1 v) [ - left: 9px;/ f3 S7 L4 |" p& ~
- border-left: 5px solid transparent;
5 M8 G3 @7 P% P) r( c/ H - border-right: 5px solid transparent;4 Y0 Z* U+ n4 o- Z; M7 N s3 z" a
- border-top: 5px solid #2B222A;8 R C* J5 T I0 A
- content: " ";9 M" h! S2 g6 t- J
- font-size: 0;
* T5 e4 f/ `0 N' D; p - line-height: 0;
" B* F s6 O( n/ I0 E - margin-left: -5px;
9 i* P$ O* a( }! E7 @ - width: 0;" ^7 V4 o7 P) w; G: r2 p$ ^# f
- }
" U2 L+ g; C/ b - .tooltip-toggle::before, .tooltip-toggle::after {8 b r" L8 s+ `) H( k
- color: #efefef;9 D% \, G8 y- C8 X& z
- font-family: monospace;" e' B& K3 z0 ^/ |- C; |* Z
- font-size: 16px;; H: M5 ^* e! c$ |
- opacity: 0;
# o9 o3 u3 M: }- H. q8 b! T& `% H - pointer-events: none;9 z7 U: @( G+ L6 P/ T: V. W
- text-align: center;
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% l" H, u& l3 u$ L6 w3 t - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
7 ^4 u# q K0 _$ u - opacity: 1;* u( }& t/ L/ u! g2 L
- -webkit-transition: all 0.75s ease;
. k9 x: L* [: L7 L! m1 o" W# Z+ j - transition: all 0.75s ease;
2 i4 e$ e5 N/ B# d4 x3 }" i5 z - }
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">3 N+ R6 p& N9 y: a ~
- <ul class="nav-items">/ y6 }% H* Q/ c) J
- <!-- Navigation -->' ]9 o6 ~% ^8 x9 j6 S
- <li class="nav-item"><a href="#">Home</a></li>
- t; G$ |8 z' g5 f& |- p+ E8 ^ - <li class="nav-item"><a href="#">About</a></li>- U$ F7 y, l7 w3 k. V) A
- <li class="nav-item"><a href="#">Contact</a></li>
; O, o- n; Q7 p+ `8 W - <!-- Dropdown menu -->% I( H8 m4 s9 d. x
- <li class="nav-item nav-item-dropdown">
# b& o, M% P8 y% l$ g - <a class="dropdown-trigger" href="#">Settings</a>
, \* I" L, v) B: x( L9 J8 e - <ul class="dropdown-menu">
5 n+ h- I5 Y( s* a3 ~# J - <li class="dropdown-menu-item">
& p: k. m5 {, J; x& h/ v - <a href="#">Dropdown Item 1</a>
" i8 ~4 l( \# D9 l - </li>
) V' X. j! h e5 ? n' z - <li class="dropdown-menu-item">
/ y4 ^+ ?1 X3 H, Q - <a href="#">Dropdown Item 2</a>- x- ?" ^# E9 X& N- ~4 v3 L
- </li>. b" A3 Y8 V* k" B4 ?
- <li class="dropdown-menu-item">
$ |% n! F0 D" `$ n7 [" A - <a href="#">Dropdown Item 3</a> A$ ^* n& C4 U0 s
- </li>$ ?: g' O x' T' P' [6 P+ M2 F: z; g
- </ul>/ d3 N$ z/ N Z
- </li>! Q1 `, G+ R6 ?* q4 _
- </ul>5 @7 u* ]: b9 H. ^! F
- </div>
复制代码对应的CSS代码如下: - .nav-container {
5 w7 y4 h: Q/ ^, v) C - background-color: #fff;
$ F+ D, ^0 p/ p3 F y+ P - border-radius: 4px;
9 w4 i4 ^ _% K+ X - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
( C3 N& G6 J6 E - padding: 1em;. N/ i8 X# F0 W8 n6 R
- border: 1px solid #eee;" r# F: F% ~) \( L0 K; v* J0 y4 K
- display: block;
# p3 G) G. D6 f% }: y6 s9 ] - max-width: 400px;
9 z. ~! u- L/ G# ^ \# z% | - margin: 0 auto;& _$ Z0 n1 H( I* p6 I" v9 D
- text-align: center;# Y) I% o8 K; R: Z
- }* f% A' Z* f, A ^( `
- ul,
- I- U" q, {, G7 W- A - li {1 E( |7 o/ o, [$ G3 [$ i
- list-style: none;
; e- Z: X5 O$ D: X0 [7 n - -webkit-padding-start: 0;- E; O k9 s6 `1 m# v
- }1 \# u2 C0 X2 d. c( A
- a {
3 k- f2 F2 B0 Q8 ~' m% H3 r, H* B- ?$ l - text-decoration: none;
8 l2 y9 z* J+ s! j - color: #ED3E44;! B2 k' l! Y9 `
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- .nav-item {) f3 r+ T; V2 u/ k3 M! Z( d- z# J
- padding: 1em;
. D* {: u0 J9 B3 Z: `# y7 N1 D! t - display: inline;
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- .nav-item-dropdown {6 e3 K. C3 E! Y% k$ D! N
- position: relative;
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5 B2 S# N# V2 @' w6 K - .nav-item-dropdown:hover > .dropdown-menu {
, s1 A% a/ A4 V2 w* z8 a - display: block;
# h7 W$ T5 R6 q3 ^+ v - opacity: 1;
- K2 ?. Q* B! o# N- S* ] - }
" c& T. g8 W) O0 _3 j2 I! x - .dropdown-trigger {$ D& I, e: F" r
- position: relative;
: H u. F3 G7 C) ]* S - }" c/ @* T/ q) A! T9 S0 J/ S
- .dropdown-trigger:focus + .dropdown-menu {
+ K% G# L5 z0 y+ C8 s! Z - display: block;
* c& O7 [" T! `0 K8 ] - opacity: 1;
7 J s/ `" T+ ?8 j% o9 }& D - }
' G$ B# W& B1 f) F) Z0 K/ b% ]7 A% E1 V# i - .dropdown-trigger::after {
K% \5 g* A3 h7 M2 \ - content: "›";
. `8 w; p0 ^1 c - position: absolute; k, X6 ]6 ]3 T
- color: #ED3E44;4 Q' N( H' r! F# N/ s+ L' P
- font-size: 24px;, p; Z7 n5 k6 X3 r+ l% d
- font-weight: bold;
8 q; |$ K# y0 }* G/ v, z; }: f" T - -webkit-transform: rotate(90deg);- W0 D& y1 }$ R
- transform: rotate(90deg);7 u# K, A5 D6 n3 Q& \0 S
- top: -5px;7 ?5 @0 Z3 h/ k0 I3 q6 g* i) _8 I
- right: -15px;
- U! E3 P: w" C. k; v9 b1 ^ - }9 L- m. J5 r Y. Z1 w% p; o
- .dropdown-menu {4 a" S- T) I+ e( E% m0 v* t
- background-color: #ED3E44;+ D4 u6 l5 Q& a% }# N( {; r& G( y
- display: inline-block;% c, _1 m" f r' r$ }; a* O3 g
- text-align: right;) z1 K O) w3 @2 j
- position: absolute;
) l% X- Q; q( r$ {1 S - top: 2.5rem;3 ~7 c4 N% \3 M/ f0 s: U
- right: -10px;* K' e# n6 b, g0 p' p$ ~( r' I
- display: none;1 N3 u) J! B4 g b" ~
- opacity: 0;
- _+ ]! o; I2 p! G, ^* ~* N& o& p - -webkit-transition: opacity 0.5s ease;
) s z# k7 h! X7 S - transition: opacity 0.5s ease;
. l7 j8 h% f k - width: 160px;
; z; i% i5 Q! p3 ?0 U - }' D8 T# t' e: u( T! m2 e# U" t
- .dropdown-menu a {; }7 u1 I3 n! J
- color: #fff;7 ^- }4 K/ ~& p! Y
- }
p+ `7 M2 E; @ - .dropdown-menu-item {* @+ e. {1 s+ O) w/ M9 N Y
- cursor: pointer;0 a8 I9 o+ x2 ^# @5 V% a
- padding: 1em;$ O, o* \$ R4 y) L5 o" [. s+ u
- text-align: center;/ S3 M3 M7 v* v/ C. n5 e
- }( B+ Z! W0 l$ B( J1 z5 L4 Z$ b6 l
- .dropdown-menu-item:hover {9 G3 u. L) ^, y8 c% l; D1 n
- background-color: #eb272d;
# E# j* _6 P8 B' p7 J - }
复制代码
6 z; g. {( u) |, {8 N2 @可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">8 r# J# M+ A! y. U2 s- C
- <!-- Checkbox toggle -->3 L4 Q: v& D2 I K% ?
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">1 M# e" A$ z& K
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
( J; t" b% @. f" M) `8 o& l: l1 x - <!-- Content to toggle from www.mfbuluo.com-->* N( B1 X# ~) B$ T
- <div role="toggle" class="toggle-content">3 L) c' Z3 a0 n) a5 L# X* O+ [
- BA-NA-NA-NA!6 Q! ?! z! l* B/ V
- </div>, i$ I* G+ B/ }7 @" ~+ O
- </div>
复制代码CSS代码内容如下: - .toggle {9 q' h/ Z3 r3 T! B( q4 m
- margin: 0 auto;
( e c% G8 D6 F' w - max-width: 400px;
& h* p4 Y C P1 c - }. C1 O$ K% u u; x4 P- m
- .toggle-label {
; {) h" X9 z' z k - font-size: 16px;/ e! p! u/ L d3 z- G1 W! U
- background: #fff;1 c) t( t, ~' A ~
- padding: 1em;2 C7 r& x' D% c5 i% U
- cursor: pointer;4 {8 o: y' U3 n, Y
- display: block;
" Z3 j. \9 A/ n2 M9 H - margin: 0 auto 1em;! t; v& e" M! h; e' ^3 f! r0 A
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 ^( e i, V' s# f; Z, N - border-radius: 4px;! c3 h7 @: W& w1 \3 @; k
- }
3 Y( w' A$ ?1 U9 @; `- Z4 ~" f - .toggle-label:after {8 S# ~1 d3 t V) z
- color: #ED3E44;+ {8 P( ~9 s7 M
- content: "+";% Y/ Q6 B& c! y4 b
- float: right;' | [/ N2 b4 F' n; x5 O
- font-weight: bold;
; N0 z! i6 J8 p, K: n - }9 h' \1 k+ W/ k1 R8 s+ r
- .toggle-content {, V5 w* m: A) S
- color: #B0B3C2;* p& G# ]- W# U- Y" r1 b; K
- font-family: monospace;
, W' s, V; _0 H& [$ Y - font-size: 16px;# C6 l4 l; d0 L: a+ R y( c
- margin-bottom: 1.5em;: N/ m5 a* C6 B
- padding: 1em;+ e+ J. q5 y8 Y
- }5 J* P+ G$ S H2 r6 A0 ]
- .toggle-input {
5 N5 J3 a1 i% w9 T5 J) T* `' p - display: none;7 @! C0 d; E+ {" c
- }+ R# C: i& W6 t. Z1 t: j
- .toggle-input:not(checked) ~ .toggle-content {
M" }4 ^0 r# P% v$ g# D - display: none;
6 I: Z& v) b! t% m - }
" y$ V9 ?4 H* U2 v/ u* V1 R7 y - .toggle-input:checked ~ .toggle-content {
9 P5 @- V% v! A7 D4 x - display: block;
. w; g. Y$ \6 J1 O6 ] - }! ?* F: P& c/ ]2 X
- .toggle-input:checked ~ .toggle-label:after {/ d) ]9 }1 T* `7 x0 Q
- content: "-";
+ m% m1 @; b$ D6 `& i) U( i - }
复制代码
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