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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!">
. _9 d- o f0 h) v1 b! H0 l - Label for your tooltip" v3 b2 D/ V$ h
- </span>
复制代码CSS代码: - .tooltip-toggle {
1 y% X5 Q8 w7 S) j- Y4 ~# i8 G - cursor: pointer;
) Y1 H# H. O4 `1 G - position: relative;
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- .tooltip-toggle svg {
$ ?( E0 a. b3 G - height: 18px;6 r+ W) Q9 H" c3 ?* w" S
- width: 18px;
+ Y9 D$ L- v! u, Y) E9 D - padding-right: 0.5rem;
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- .tooltip-toggle::before {: F: S% ~7 a# e ]5 ~- }: I$ q9 z6 \
- position: absolute;( k! g9 P* c+ J( |
- top: -80px;4 ^% i% T; C9 r8 M9 e
- left: -80px;" O& A9 i. n6 f+ F$ v# @& L
- background-color: #2B222A;
, ~2 @* v) M( }9 u* d6 j: z8 G - border-radius: 5px; r" \' d, o& J7 }8 i
- color: #fff;2 o& s* d4 w# E- d* J
- content: attr(data-tooltip);. j8 x5 A: [& A/ ~; i7 t0 _
- padding: 1rem;
9 F0 e3 z9 I2 J2 J - text-transform: none;1 P. d# X. Z; K E9 [
- -webkit-transition: all 0.5s ease;
+ f( ~. K: F: s) F; j - transition: all 0.5s ease;
8 I/ d' E% ^8 p$ n) z' q5 N$ L - width: 160px;# A( q$ G7 ~2 e
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- .tooltip-toggle::after {
5 k: }' d k2 j* s3 V2 j1 A, w - position: absolute;
3 f7 x7 F, _7 G5 q; u9 f - top: -12px;4 m' G' T, q3 f. k" `: Z
- left: 9px;
5 g& v7 r+ q8 _5 E. a3 a - border-left: 5px solid transparent;; F% B$ A% F S
- border-right: 5px solid transparent;
% j+ ^, ?- ^2 Z' Q5 E7 j% l# O - border-top: 5px solid #2B222A;+ H6 _& w0 q1 r; |* M
- content: " ";
! s2 i* G, a+ g - font-size: 0;
# e2 u& _ F# O - line-height: 0;
: `. i) h. l K8 W( g+ S - margin-left: -5px;
% T& z8 Z) J# N7 @ - width: 0;- s0 `. z$ d5 j/ G
- }
8 Q0 W) H) l [+ i - .tooltip-toggle::before, .tooltip-toggle::after {
( ]& t5 j, }; n9 }- f# J0 q - color: #efefef;
2 l/ r0 J6 z/ |; j& v7 P- G - font-family: monospace;/ a- Z, k. ]) `; n. [0 \( J7 E- @+ X
- font-size: 16px;
# g) S1 F: z' n0 p. n - opacity: 0;4 k" L) t8 g& Y' }3 \; g- @3 [0 o
- pointer-events: none;
% Y! ]2 x" o9 r - text-align: center;
. W8 F9 x3 H# L6 [2 { - }
; w( `* W" o6 o% J S% ] - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
( }3 [1 W" W. y6 G F* I - opacity: 1;' V: J2 `# O( h" i. @3 M! \
- -webkit-transition: all 0.75s ease;- g* E& ]0 x6 y ^
- transition: all 0.75s ease;
& O- s% `6 H J* H - }
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">, h+ \& x! F4 m' I0 W2 U" x/ L
- <ul class="nav-items"> x; i( f7 [, \. I6 r5 E
- <!-- Navigation -->
( O: d% u' \, B0 `/ y4 b - <li class="nav-item"><a href="#">Home</a></li>
4 m: R- |, O, Y2 }( Y - <li class="nav-item"><a href="#">About</a></li>; ]. J% i7 w, d! H
- <li class="nav-item"><a href="#">Contact</a></li>
4 m) o: h3 n- E& s, {4 h& q - <!-- Dropdown menu -->
. x+ e l0 _+ d4 m3 C4 s - <li class="nav-item nav-item-dropdown">
; w: [/ [- a# t( u9 K3 H1 N, r- P - <a class="dropdown-trigger" href="#">Settings</a>7 q0 b5 O& @( b. g
- <ul class="dropdown-menu">
- X5 K6 @1 q! b - <li class="dropdown-menu-item">
6 O# S# j' x8 `4 t- L4 k - <a href="#">Dropdown Item 1</a> A7 ?1 |2 M; i' P3 V
- </li>9 p/ c* I( c5 Q9 i
- <li class="dropdown-menu-item">
- [6 B( h* E+ D9 _4 ?# U - <a href="#">Dropdown Item 2</a>5 R8 A8 n8 B: I7 x" N( y, R6 c; ^
- </li>, c% w1 \, w; A1 e% c9 V% k4 ?, g
- <li class="dropdown-menu-item">
; X2 K' E; j/ ^' i1 h - <a href="#">Dropdown Item 3</a>
Y/ k' ?4 U' r4 j - </li>
% K5 ?/ ~9 _4 l4 a - </ul>
4 v: J# W9 J" r( W# p - </li>
" x- ~% \, {/ K4 ]1 D - </ul>
' {. {" u9 l$ A! U9 t - </div>
复制代码对应的CSS代码如下: - .nav-container {
( Y* [. F: {8 ~" p - background-color: #fff;
# W+ j8 u. E0 A2 t' A- u - border-radius: 4px;# B" S6 _, e7 _) u
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
" f# ?; b) k& L) I: m' b4 k$ y - padding: 1em;
4 G8 O+ G5 c9 N0 L$ t4 l - border: 1px solid #eee;
8 e# ^& l: Q0 S2 H, m - display: block;
7 A6 Y# Y, @; H* U3 l( h5 k - max-width: 400px;
8 q) }6 B3 b/ x0 V3 s6 N; |; \+ r* J - margin: 0 auto;
3 o% k# n* x3 F, \ - text-align: center;: b0 v( W* V1 s, p4 @/ D
- }
& Y9 Y7 \8 G: B5 I B - ul,
& C6 a' K. n3 r8 o - li { b3 i' D$ M3 k4 C+ }3 U
- list-style: none;) _- N- m N* G7 H8 I+ W6 T; l
- -webkit-padding-start: 0;. M) V% f* n( S4 v* {5 @5 |
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- a {- @7 T2 O V9 t1 _, N
- text-decoration: none;
2 `- E- ], d5 O. L0 T - color: #ED3E44;# d5 W% Q* H$ G4 W
- }7 Q# ]5 ?$ ?3 A2 y2 G2 s
- .nav-item {, D p) f. l6 ^1 [
- padding: 1em;( c" T1 J9 f/ C! |9 Y* ^0 ?
- display: inline;
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- r$ w5 C/ }& T6 v9 H$ T" p; p - .nav-item-dropdown {
, `5 L, s$ h8 i, w/ s - position: relative;
# B& e b4 ?) X1 U8 l - }
$ B5 ]& j* }$ p" | - .nav-item-dropdown:hover > .dropdown-menu {! A/ o7 P5 F+ W. E% r, \5 N* N
- display: block;
1 Q7 p8 M- i/ A- ^1 `. M$ i7 D - opacity: 1;+ o5 ^7 C. S( v
- }
! J1 U( q2 f$ p: q; w - .dropdown-trigger {
& [' K: u4 C2 H5 ^& {# { - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {4 F, _& Y5 O/ x4 f1 w5 J
- display: block;- n# R# y" H! G6 R$ t# ?( l: G, x
- opacity: 1;
. Y2 x# g6 o. q/ [! @1 T# Y - }
! ^: E8 h8 P' l - .dropdown-trigger::after {
3 a. m1 G9 W$ G7 k+ ]3 L, } - content: "›";
/ Q% S. c: P& ~8 F3 n4 [2 U% G - position: absolute;% T. l' _- c" K
- color: #ED3E44;
, n7 x9 U, g7 ^2 r% D% d! o# R - font-size: 24px;
+ R4 c X0 I! J$ k - font-weight: bold;6 i/ X1 L3 V; c/ m0 k2 H1 B X) N
- -webkit-transform: rotate(90deg);$ ^0 B# \; ]3 u$ T
- transform: rotate(90deg);( Y1 Q" i% g' J; H
- top: -5px;; a; Z" c" P7 A+ ]* s, Y a5 C
- right: -15px;
6 h) x# l9 Y6 v6 h2 H - }
0 t+ L. q- h, K. j" D - .dropdown-menu {+ y5 t9 z& G; I6 w7 f& ~
- background-color: #ED3E44;* q! D: K* Y3 D
- display: inline-block;4 Z5 s0 t5 b$ P, z
- text-align: right;( }0 |4 k, M! f
- position: absolute;
( f( K& q- Y; a2 J# o% W - top: 2.5rem;1 L. L" f" a& ^; Y+ N
- right: -10px;
: E/ e+ ? O$ r/ d) r2 H5 E3 }7 q - display: none;8 G+ X6 ^) y6 o& `
- opacity: 0;6 n2 g: Y1 f% _* R. P6 J
- -webkit-transition: opacity 0.5s ease;
& _* E: a( @( T - transition: opacity 0.5s ease;
8 d7 h% V8 U& L. e - width: 160px;4 i3 g3 t: _. h7 Q
- }
7 g( B5 S! \# @. z4 \; b' F - .dropdown-menu a {
8 Z5 b3 h: y% B2 R8 x - color: #fff;
( w3 U: `% |; `5 Z: l" c! G; V - }
4 M, B, \4 u, o. K( _ - .dropdown-menu-item {: [4 ]2 h3 k/ a1 y* T! r
- cursor: pointer;0 d6 r9 [4 E% `( A0 v- ~
- padding: 1em;
$ a! L3 y) m; l& b - text-align: center;
- c6 _5 o8 p; s) w% E" R- c - }
" Y( g6 k" ^( J5 T; v# ]9 ^5 C# c - .dropdown-menu-item:hover {
) H0 B8 e U a2 h1 A, Z3 x - background-color: #eb272d;
- A% K4 r: T! m6 Y# x+ C - }
复制代码 9 j/ M- R4 P9 b
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">( w& t: x+ w% j- i$ o1 {
- <!-- Checkbox toggle -->" X X9 T6 A* C7 ?6 B, E2 p
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
- G4 f6 l: N% _9 g& |+ s3 w# A - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>; l1 {& H4 J9 J+ u! J4 K# T
- <!-- Content to toggle from www.mfbuluo.com-->
+ d1 C$ A5 g3 M6 N - <div role="toggle" class="toggle-content">
5 ^/ G; P" ? p; K! _ - BA-NA-NA-NA!. n- w, G" E1 k
- </div>7 v3 p, Q0 [- _# i. M4 ~/ S! S
- </div>
复制代码CSS代码内容如下: - .toggle {& M# e! _. v, S( D
- margin: 0 auto;
2 b& g' @1 |7 a. E/ A# | - max-width: 400px;
4 J: M! t& X& s - }
2 W6 v: w% f, N) b" m - .toggle-label {+ Q( n {% A5 u6 }
- font-size: 16px;
9 T! c8 Y* u$ S6 P0 t5 X3 X - background: #fff;
3 g! h; P' }7 M! c8 g8 ` - padding: 1em;
3 L* w/ o$ p& F( M6 [" ]! v - cursor: pointer;
* p0 K, S4 ?4 z, M$ ]8 [ - display: block;. j- {& @" x. J
- margin: 0 auto 1em;
; q: q- v5 b5 p( t - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);" m6 H j& J/ U& B
- border-radius: 4px;1 Q7 N% W0 I$ h7 w' v6 v
- }
- f/ E6 K! Q8 I/ ]8 e! y - .toggle-label:after {
9 b% b$ c$ [- G m- e3 } - color: #ED3E44;5 c0 r6 @9 S+ _$ ]
- content: "+";
; S9 b$ J9 D* D. `7 }, z1 t - float: right;( d2 E- _! z; j, R! B
- font-weight: bold;& v" \4 {3 X& a0 G4 O9 G
- }
" z* s) u4 [& _& J0 b - .toggle-content {
6 k5 A: i% g3 I* Q$ J% K - color: #B0B3C2;
9 R5 G o; a1 O7 ~: W1 O) X# ]4 t - font-family: monospace;9 `$ j9 Q0 u: ^
- font-size: 16px;
+ _3 l7 o6 G5 ^; {$ `% d - margin-bottom: 1.5em;
+ W- b3 e- L }) M! j! `; }" X0 S - padding: 1em;
. }( q: ?) ]8 [4 Z! L, C+ C - }0 j5 F7 V! H: n0 y) @
- .toggle-input {
' X6 C: H: G1 K1 ~ - display: none;( a( I4 K" E2 A8 _ k
- }
- L7 h" U2 @7 X) H7 T - .toggle-input:not(checked) ~ .toggle-content {
% D2 D# Z% F0 Y) L$ t; F0 x - display: none;2 r* ~0 N/ P+ `
- }) f. s" O- e1 ]2 H
- .toggle-input:checked ~ .toggle-content {' p$ z9 L* q l9 o5 V/ Z9 u
- display: block;
4 F9 g9 Z9 b( C# [7 K6 T - }$ S8 D6 _7 g) P& F" @) |
- .toggle-input:checked ~ .toggle-label:after {
( t: w. r2 Z& p L - content: "-";
/ F4 i( ~: C9 j2 g8 C8 K - }
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