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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!">5 h7 a* U9 W+ m. v
- Label for your tooltip
' y# l+ _9 Z% E8 t1 N" P9 m# j - </span>
复制代码CSS代码: - .tooltip-toggle {4 H9 g5 ^/ |+ \$ e
- cursor: pointer;/ E6 t) c6 T8 Y/ S
- position: relative;
- B# ` N2 T0 g. y. G - }" Z2 ~3 P7 H+ P
- .tooltip-toggle svg {, N1 B- z' F! `. N
- height: 18px;/ A+ e# z4 u% E9 @) T* N
- width: 18px;
: N9 q; H3 T/ U$ ~& q$ z" m0 t - padding-right: 0.5rem;0 f' r: ^2 W9 I8 W: L: V
- }
" L m( ]0 \$ M. p" _ - .tooltip-toggle::before {
. M. L5 K- A4 c* J+ ?# f1 s - position: absolute;
( @) l, B" m, q( u U - top: -80px;
! T8 \1 D! z! `, P' D0 w - left: -80px;
/ A6 r! E% L" B, { A! x0 W - background-color: #2B222A;( l+ p' t8 w9 u* ]5 B5 X+ p
- border-radius: 5px;0 j; U/ P* h8 [, u7 W5 v
- color: #fff;1 B$ X& K) `% e/ G: b
- content: attr(data-tooltip);
* B& T1 @% l) \. y - padding: 1rem;
9 B! u3 U3 O D1 ^5 ^' ]6 @ - text-transform: none;" ]# M# m/ v( |
- -webkit-transition: all 0.5s ease;% g0 U) d9 ]4 ^
- transition: all 0.5s ease;: m) _ k) \4 m3 P2 o
- width: 160px;
' I& }4 c$ Y$ B7 A - }( ^! b4 [5 V$ J( R8 i0 X5 L
- .tooltip-toggle::after {
1 h2 S4 m. a! b7 j/ }6 E$ o. c7 N - position: absolute;
+ ^7 W( ]4 ^9 w5 q - top: -12px;
- m9 m- D) @( A: b - left: 9px;
0 G' ]: k2 x* q! p# T# {% j% ~ - border-left: 5px solid transparent;/ }5 Z' F/ |- S+ v$ {- c. r( @: t
- border-right: 5px solid transparent;
( y5 ]2 E7 m9 H4 g - border-top: 5px solid #2B222A;
8 g, R3 I9 A( d, h( ~/ U6 N - content: " ";
1 M% U( k# t$ U* q4 ^; i1 C - font-size: 0; i9 s/ R! k% q
- line-height: 0;
' }1 r& n0 {/ T' t& e, R7 t5 Y8 J+ h - margin-left: -5px;
5 j/ I4 c6 P7 X; h - width: 0;0 ?5 S4 A0 ?9 T
- }
' ` ~# @" W& P; d - .tooltip-toggle::before, .tooltip-toggle::after {: V: N# O% Z- `+ u
- color: #efefef;/ j8 L9 i/ [' ?
- font-family: monospace;) q- ~4 N- m; [1 w3 o7 D
- font-size: 16px;% J2 b: K P+ G
- opacity: 0;/ |. R5 h% ~( V+ }* @
- pointer-events: none;
; `1 F0 d* |- J4 `& N5 N" M - text-align: center;/ }4 p) ?+ H* C3 f( z+ F. m
- }
% x' [6 Q, j8 @+ M/ D% E2 y" T - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
+ p5 q0 l+ P Z+ u5 V9 g - opacity: 1;
, A# W3 N; d6 |# v - -webkit-transition: all 0.75s ease;
8 d: J: A# a/ g* j( K% M0 T - transition: all 0.75s ease; m% T! S7 J) d2 k+ n
- }
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"># r1 T8 N1 E* y3 y! G
- <ul class="nav-items">
5 u/ I& m/ |* ]. K- h - <!-- Navigation -->5 w2 \% x& d) z$ D8 x8 R* v
- <li class="nav-item"><a href="#">Home</a></li>3 w2 X9 j4 C3 Z
- <li class="nav-item"><a href="#">About</a></li>
7 l; C0 ^& `3 [ - <li class="nav-item"><a href="#">Contact</a></li>' T, m& A7 s1 `
- <!-- Dropdown menu -->
$ u+ x4 ^5 m7 s/ {8 g - <li class="nav-item nav-item-dropdown">2 j( u6 {) P1 a% I
- <a class="dropdown-trigger" href="#">Settings</a>- o; z% r+ U5 @2 L+ B- ^
- <ul class="dropdown-menu"> `+ H5 S- Q$ u; N
- <li class="dropdown-menu-item">
B, a" b4 W5 M! o - <a href="#">Dropdown Item 1</a>7 P5 d5 ?. I- y# m
- </li>
/ T* _9 `& L: R( R - <li class="dropdown-menu-item"># E* y R7 q. k& j7 L0 [
- <a href="#">Dropdown Item 2</a>
, [# Z p* L- ^2 e5 } - </li>/ Y" q) E2 X% G J* s5 l
- <li class="dropdown-menu-item">
: {3 b8 g- ?1 E1 I - <a href="#">Dropdown Item 3</a>
; M! b* ]5 b9 d3 b- h% |6 q0 E9 N - </li>' h6 X) }9 [- Q9 H
- </ul>* N+ {% d2 J$ @: ~
- </li>
0 P9 d2 U9 c5 Y* H - </ul>' {9 [5 e" V8 i
- </div>
复制代码对应的CSS代码如下: - .nav-container {
2 D- E4 L7 h1 I( | - background-color: #fff;
, G9 S. k. N, H; D" J( _1 H f - border-radius: 4px;' R; U" v3 W. ~4 Y, s9 e7 x
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
: F. U6 ^3 ?4 t6 `' T - padding: 1em;; J2 g# l% b2 s4 a8 ?
- border: 1px solid #eee;
$ M; A6 H" s6 n( I - display: block;$ q: o* O. F8 Y: o
- max-width: 400px;
9 Y( d# W# M7 _8 q# e - margin: 0 auto;- I) z% q2 \- p5 m& g& h; x
- text-align: center;
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- ul,
2 L+ Q! J# V; ^0 v - li {
" H f6 u! f0 s1 \4 }9 F) v# w - list-style: none;
4 }$ r$ g. { {% G1 c% \3 @ - -webkit-padding-start: 0; y& r. c& ]% O
- }0 }) X' C, S+ G6 I" d# [! N
- a {6 K. D! h. D S$ ~ F% Z' ^
- text-decoration: none;
( f2 z D, \9 h0 |; N. c; R m - color: #ED3E44;
+ P$ n, S; }4 X, J. \+ X2 \ - }
# d) `6 L- E7 @ - .nav-item {# b8 @9 s- I) G0 y) ?7 \
- padding: 1em;
, C: l3 D: b# K6 j - display: inline;# o6 u9 S3 |1 \5 t) e
- }
" P) T0 N$ W5 x4 t3 {8 e. ]! U - .nav-item-dropdown {, e' J a5 t& a+ L' j7 b* x
- position: relative;
6 I5 w0 ^. y/ c7 W; e - }
s W7 C9 D7 _% n: d - .nav-item-dropdown:hover > .dropdown-menu {) E7 P* {8 D6 }' P. c; M$ T
- display: block;
9 R( e& a) q$ b$ @" _$ F - opacity: 1;# \/ ]! Q; K/ V3 ~( T& {1 e# b
- }6 d& R) {2 ]% }/ h- }" N8 k
- .dropdown-trigger {, k5 ^" Q; f+ b1 c, V. G) N
- position: relative;/ l+ q- f- c- h6 i* _/ e
- }9 L" q, p2 ^7 x$ `
- .dropdown-trigger:focus + .dropdown-menu {
# U e( ]7 W- F3 T R - display: block;# z8 P+ ?5 p' \. h+ M" V, `
- opacity: 1;+ \2 ?9 ?+ ~& K2 U
- }
0 P! y/ R( W8 C8 }/ W1 i7 G: g - .dropdown-trigger::after {
8 d3 _' [: P" |. r. @4 Q - content: "›";
) b; D$ }# e* a' @5 C - position: absolute;
4 I! A5 e# f* J1 N - color: #ED3E44;4 ~! {/ O h7 p4 N* }4 [3 i" s
- font-size: 24px;
$ r/ Z1 j& Z* R1 E7 I - font-weight: bold;
& i- }( ]1 ~' i - -webkit-transform: rotate(90deg);: o! c0 z& Q! d d# g5 o: D
- transform: rotate(90deg);
/ ?: ~" n' N% a2 }, {* w - top: -5px;; `7 N4 L6 ^7 j% d3 ^
- right: -15px;
t: f: c( n2 Y+ A - }
4 M: f& ^ \% Y' W - .dropdown-menu {
2 ?" l- Z' Z3 P+ @4 n q - background-color: #ED3E44;
; t# \8 P/ z [2 _6 d8 k% Q2 W - display: inline-block;" U2 s7 s* X2 H2 h0 E6 F% v: K
- text-align: right;/ }# ^" R3 Y8 g( }) W+ S! G; ^
- position: absolute;3 h0 K+ K2 W! d9 h
- top: 2.5rem;
3 F; p3 T, Q# w, d% _' i$ o) g - right: -10px;
( |! t" ?6 r( c9 z& G1 s0 v - display: none;8 M; c8 O1 ?& A8 @5 f& x
- opacity: 0;! w. w% T5 U& m- y. J
- -webkit-transition: opacity 0.5s ease;9 M8 x6 v$ A/ q+ g
- transition: opacity 0.5s ease;! e# x a& W: X
- width: 160px;
]0 p2 J& X. a' ~ - }
8 S& O: D6 g9 O0 p5 M! d' A5 \ - .dropdown-menu a {0 S3 J+ X8 X: |* O3 a# |7 K
- color: #fff;1 c3 q- {2 ?; R: ?) r% ?/ \
- }
, J- D6 ]% X! P; _ - .dropdown-menu-item {7 R4 h1 z8 W0 |: i- ^
- cursor: pointer;
0 f7 Y* d8 n# B7 `" [' z - padding: 1em;
1 z6 i3 |, Y7 s' T$ D; X/ o - text-align: center;3 O( M8 L1 T- X/ d
- }
# v6 q) O5 N0 m, J5 A% o6 d - .dropdown-menu-item:hover {
! u+ r8 s* i) ^6 r3 R6 U' g - background-color: #eb272d;
# ?/ l4 u5 g9 c - }
复制代码
: v' B. ~+ |& o; S8 b. c; g可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">: v9 A; U0 f+ v+ h, j
- <!-- Checkbox toggle -->( Z3 u! F' [- u
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
6 V, P4 S. ^, [. A: X - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>7 i" M7 L. v& b. ~# @, G* u1 E: A
- <!-- Content to toggle from www.mfbuluo.com-->
. U3 b& r! O* O' v; @3 ?, S - <div role="toggle" class="toggle-content">
+ S6 \0 [& c' r# C4 }* z* B - BA-NA-NA-NA!4 i, d. c i6 z5 v+ k1 Z# l" S
- </div>4 c" V) B2 [. e! u% G* H
- </div>
复制代码CSS代码内容如下: - .toggle {
+ v+ ]5 n" b1 h* l4 s; O$ M, U1 ? - margin: 0 auto;* c+ I) e# f! Y$ @( S' h
- max-width: 400px;
E3 w7 Y' X+ w' p+ K* u( n, K+ Y - }
* o+ `9 u Y7 q7 v8 D - .toggle-label {
+ C) m- F; N) r+ \0 g - font-size: 16px;* G0 h) h- M% X
- background: #fff;
& L" f3 Y: U2 A3 W8 @" Q) G - padding: 1em;
4 G* \5 M9 \6 l - cursor: pointer;; J1 h* s) X1 z6 @- s- I- R
- display: block;0 \6 g) E- D1 k# p: @* |
- margin: 0 auto 1em;
# ~- @7 }3 ]8 t% O$ o - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
$ x# K6 r S. B" T; u7 B- k) c3 Q - border-radius: 4px;8 m* O; J" y4 J8 u" G. R
- } y4 B! |5 i2 b5 Z; {
- .toggle-label:after {# h! P6 v7 G: \2 B% p: ?
- color: #ED3E44;
% O5 P! F/ ]8 P: p0 U/ x7 t8 u - content: "+";, f* K. D7 f! t. Y. R% C1 I
- float: right;
. v% b, W3 T" ?* h) ? - font-weight: bold;2 \1 I! O5 g, X) N! E
- }* f$ F4 c5 h: {* J( I. k" h- K
- .toggle-content {" ?. l+ W" n- v7 t. `3 f, b
- color: #B0B3C2;
$ C' l; L" x1 d- n - font-family: monospace;; ?- W4 _! D5 i7 X
- font-size: 16px;
: i8 V+ U) a! z, I- N( X - margin-bottom: 1.5em; E' _# L8 z# o& w8 O' X& @
- padding: 1em;
( g' V; [ ?5 } - }
: @+ T8 p6 E# f- X0 j - .toggle-input {
& n( k; c$ A1 _ `+ x6 G9 q8 E - display: none;' G8 S/ Y" w5 p- `
- }
j* h; J4 O5 K9 F! V2 t - .toggle-input:not(checked) ~ .toggle-content {. Y, r4 j* w4 Z" G5 |6 j2 q# Y
- display: none;
7 L+ d% ]5 h3 f) `5 m6 d - }4 b7 u/ N* U3 T: ~2 N
- .toggle-input:checked ~ .toggle-content {
: ^! ?$ e4 A* j9 ~) [+ v5 ~4 {$ ?& I - display: block;2 h( q" Q4 y T! E' a. d
- }: n$ ?& d0 o T7 z$ F; @
- .toggle-input:checked ~ .toggle-label:after {% i: z$ t4 U. M# Z( ?
- content: "-";
( k. q# ^& C1 z0 c' E7 Q: h4 f - }
复制代码 3 O5 N# D: A5 }9 k: ?1 _
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J7 c, g6 Q' `3 H0 P
\% ^9 W$ M0 @" r2 }& m! g5 [2 J4 M) [5 L0 O$ }
9 ^1 N7 w1 T5 u: Y4 ]" O
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