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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!">$ p4 v, c' o% L* v) t0 E% t: `
- Label for your tooltip& i7 B5 n" R9 n6 V) V, j
- </span>
复制代码CSS代码: - .tooltip-toggle {6 ?. M5 V8 T) T0 @
- cursor: pointer;
- y+ ~, r$ V0 ^# r% Y; e5 | - position: relative;# `; L4 B- y& T" ~! m: f
- }
+ w, F+ E# [4 L1 D* t2 i5 g3 r - .tooltip-toggle svg {$ b2 K2 z- `1 ^3 U8 r, N
- height: 18px;
- E5 v! A& a6 ~- c - width: 18px;7 i6 n7 M: s- b) q7 X3 N2 |, Q
- padding-right: 0.5rem;' x# J' ]7 q3 K4 S: e
- }# ]: K1 }7 a6 l4 C( |/ r: }. \4 O, M
- .tooltip-toggle::before {
- h# e# Y$ y x: x - position: absolute;- _6 }' K; Y& S5 b- d
- top: -80px;
$ J7 a5 C3 B" I! N& V% H - left: -80px;1 C9 j* Q+ X* U: M" X% G4 Q* u
- background-color: #2B222A;
# V- N! ~) ^0 S7 o: V' _2 e( F3 T8 E - border-radius: 5px;/ _/ S8 V) o3 ]
- color: #fff;
& i% @4 P/ p' J. Z2 U - content: attr(data-tooltip);1 W/ M* {8 i% ?$ T! t
- padding: 1rem;: K) b& D, r. C4 X
- text-transform: none;
3 Z# e7 t5 E3 S. T* g: e - -webkit-transition: all 0.5s ease;
3 h8 k; \. |* D# I3 C - transition: all 0.5s ease;/ Y2 R1 r& y; \; C- C* g
- width: 160px;$ `; u3 b: N) B5 {/ ~
- }
+ N! f# i" G# d5 Y3 Y8 \, T3 @ - .tooltip-toggle::after {
& Y# n' V8 Y9 A" |6 R9 u+ [( b - position: absolute;/ d8 E, Z, F; Z* d( _1 ~% `9 F
- top: -12px;* X- N" N% w, v6 o3 } y# n- ]# M
- left: 9px;
; {& W* {, S, c$ N) I - border-left: 5px solid transparent;* S- O0 x1 l X; a1 V7 }
- border-right: 5px solid transparent;( w* x, ?/ t" v: L! C! C
- border-top: 5px solid #2B222A;
( Y/ Y. @) D" ^9 @# d - content: " ";7 Z3 b4 N* z' _7 w3 Y) D, I
- font-size: 0;) x$ `( t# p* f' w3 h
- line-height: 0;2 c; v7 s9 Y! ~6 ?
- margin-left: -5px;
7 b- s" k& N+ }) u* T - width: 0;! X8 b1 F8 l0 K+ X
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- .tooltip-toggle::before, .tooltip-toggle::after {
[1 t# M& F5 S, `; w* y - color: #efefef;
- N/ w6 Z9 j' \% A, D: _ - font-family: monospace;0 H3 e+ u- z0 M$ s* ^2 R
- font-size: 16px;
/ Q: P, ~( Y. o0 D! ^ - opacity: 0;
o# F' X4 l; b$ i! {. B - pointer-events: none;
0 R' @( I5 E4 Y( Q. N# y/ l - text-align: center;
5 f- K. Y4 H# @" T: Q. ?: \ - }
/ L0 t- s U5 T1 E b - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {; A9 \" }. d6 p7 u) C ]
- opacity: 1;; [, o- v9 k( O# U2 L
- -webkit-transition: all 0.75s ease;* ^2 p8 K$ W! D1 b% \2 J1 @
- transition: all 0.75s ease;! L7 z/ b3 @; o3 Z4 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">6 N, @8 K! q# q( K/ f
- <ul class="nav-items">7 t! T8 ^4 p w- B
- <!-- Navigation -->! q1 }2 K0 [ b0 ?6 ]6 X
- <li class="nav-item"><a href="#">Home</a></li>+ d, E/ R0 X& c C# Q9 N
- <li class="nav-item"><a href="#">About</a></li>& G3 x4 W8 @5 j/ g2 g! u
- <li class="nav-item"><a href="#">Contact</a></li>
+ Z/ X' h' c/ h6 K; R - <!-- Dropdown menu -->
[! _7 \% _. Q2 O; U N - <li class="nav-item nav-item-dropdown">
2 P5 c2 K/ e& R; ]( ^" k- X - <a class="dropdown-trigger" href="#">Settings</a>
* x; S' D6 ^ Z7 L/ |" U - <ul class="dropdown-menu">
& ^/ |5 c' f: n; w% M+ L - <li class="dropdown-menu-item">
( c9 p8 E4 f1 r, Z9 t - <a href="#">Dropdown Item 1</a>4 g3 i2 E6 q6 Y% D( f+ f
- </li>
& b9 u7 A! h4 a+ d2 m - <li class="dropdown-menu-item">; V- a% @: g$ D* m: m6 U( V
- <a href="#">Dropdown Item 2</a>
/ A- F/ x7 E+ U5 t5 K, y# x - </li>, y0 w9 J* Z4 p# W* I% i9 m
- <li class="dropdown-menu-item">
; n( I9 ]% W) i* B# _ - <a href="#">Dropdown Item 3</a>
1 ^% G! f& H' U7 s, _ - </li>( M3 t0 V1 s4 {- \
- </ul>
; P' C- f J) v6 r1 W; D9 k$ f - </li>
5 n& n! [% D2 x4 m2 C. i - </ul>
! z, e0 X0 h3 h% |6 d) ] - </div>
复制代码对应的CSS代码如下: - .nav-container {- T) }" T" M' [8 z3 ~
- background-color: #fff;
9 V; [; W3 h* @2 n1 u, ]4 q - border-radius: 4px;8 Z; O/ M+ m$ J/ }, Q, l: w# X
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);- i3 W: Y: W9 P1 e( n" x" N
- padding: 1em;
7 x- y4 D$ s9 b& `1 A6 m - border: 1px solid #eee;7 ]8 q/ t+ ?; h4 u2 J$ s" C& _0 j
- display: block;
. s2 d% C& E, M; N, s- G - max-width: 400px;* T& [8 k2 @, g& u% C, e
- margin: 0 auto;
Y7 ^+ m5 G* r. d8 V - text-align: center;+ f. ]# |# R* H! n
- }
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- li {# [6 Q# M: q/ |0 G0 n% l, u
- list-style: none;6 X2 h, o. R& o1 @3 N( G
- -webkit-padding-start: 0;
7 T; i( I7 G; z( b* b - }
, {- T0 K' ]( p" S2 H/ w/ z7 m6 } - a {
' R" L& R- }& k: Y: k% T - text-decoration: none;
$ m5 M4 @, k. x/ Z$ v - color: #ED3E44;
. t: G2 W9 C" |2 o, C( J. A - }
) C) j0 ?- L& Q( J6 _, X j' h - .nav-item {, p8 t, ?) z. z. G8 {: q ^8 p
- padding: 1em;' h# O0 O' e( g
- display: inline;
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- .nav-item-dropdown {
4 h" Z% |1 A( E' B; y$ ^ - position: relative;
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% V0 g/ M" U1 y6 z* p% ?% k7 a - .nav-item-dropdown:hover > .dropdown-menu {6 B7 B( y; w2 B! c1 G& d% S. K' w
- display: block;
; U, G: q+ |" ~/ o - opacity: 1;
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- .dropdown-trigger {
9 s# Q8 D5 x/ O) V [5 N - position: relative;2 G4 R! c6 o0 q' I8 b
- }
5 n4 S# l: b3 J0 t - .dropdown-trigger:focus + .dropdown-menu {7 ?0 K' y# R6 _# E) _6 L* L
- display: block;
' a* Y# S1 P+ A, K" }2 H - opacity: 1;4 S/ v: Z: e7 _
- }
: h7 H3 \# Z; Q9 D - .dropdown-trigger::after {
2 ?2 c" Y7 Q, m4 P, P - content: "›";
, a$ E5 w* A: d: K0 U1 O - position: absolute;
0 F* w L- L! ~) X+ x k - color: #ED3E44;
% S$ o# m8 p4 }+ C1 \. z - font-size: 24px;/ G) f; k5 `" D4 s
- font-weight: bold;1 e3 I! r7 g5 F- @' a1 C" s( o/ B
- -webkit-transform: rotate(90deg);2 z, ~- u$ ^. K! w3 {. C5 S
- transform: rotate(90deg);
' ?" u2 m$ X% V7 g$ l6 s - top: -5px;# a* v, P* Z$ {# L8 I( p8 V3 v
- right: -15px;
7 Y& {" i( @! \4 y7 m/ D - }9 b, K5 b& o- y, A" v
- .dropdown-menu {
9 `3 {0 j& m1 P0 F - background-color: #ED3E44;
3 ]8 A* O5 y" B - display: inline-block; f& S( Y( A h3 j4 O
- text-align: right;1 y% P7 r+ _6 v/ n( R
- position: absolute;
# }* x$ e; T3 k* ?8 Q - top: 2.5rem;
. H9 E* q/ h" I% N! t/ n' l - right: -10px;& b) |! K6 ?! D) M* U s
- display: none;
* Y% Z& ]* j. Y3 z( q - opacity: 0;
& O- N6 I Q# n- q - -webkit-transition: opacity 0.5s ease;4 U$ Z" o4 s. J% D
- transition: opacity 0.5s ease;
( z- C7 l+ F! Q$ j8 Z& O - width: 160px;( n0 m3 D9 N. ]. G# s$ k" S
- }0 |" Y% X# Y' J: _" P ` D$ [
- .dropdown-menu a {
# f7 O4 i6 q; b3 d; R6 K+ F: R; y Z - color: #fff;1 t- s; k' J$ k0 a8 a: R
- }, p+ E5 ^* h& ?" c
- .dropdown-menu-item {" m6 q3 D& h* L1 G) }0 u- {
- cursor: pointer;
0 M6 a" E. |$ \9 c6 S' x; a - padding: 1em;
6 a" V0 v+ L2 g0 E# d; A/ @ - text-align: center;
, C4 `* T- }! D( ^" i4 V$ p3 f - }6 E8 m+ U- Z C1 p( S8 R# W4 T& \
- .dropdown-menu-item:hover {
% D6 K M: C' D2 q% C5 }/ G8 S - background-color: #eb272d;
3 i8 E# s8 \- v6 q# u1 d% ` - }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">, u$ \2 \- V- E q
- <!-- Checkbox toggle -->: K; X' O9 z$ P
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
, z+ K, c6 c. j" X5 Q* r0 c; p - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>% ^8 Z2 f* E! @' _2 H
- <!-- Content to toggle from www.mfbuluo.com-->
# q. d, c4 X2 j6 j% z2 x - <div role="toggle" class="toggle-content"># K) E% T6 X3 Z0 S: D6 `+ Z6 k) X
- BA-NA-NA-NA!2 @$ l; G6 q W! c$ I
- </div>0 J7 j9 _7 B3 k7 _; i
- </div>
复制代码CSS代码内容如下: - .toggle {9 H5 M" @, q9 @- H
- margin: 0 auto;
) i% U6 w: b! ^$ Q" t$ o( I" h - max-width: 400px;4 I+ s- u) F1 U$ R% I- x
- }& t+ s! V* [+ r% o/ ~" Y
- .toggle-label {
; u' z; y) l) p, ^' T% }# j - font-size: 16px;7 e7 b" H1 Q R& p4 ]9 K- h
- background: #fff;# w0 z2 c. |8 Y( x
- padding: 1em;
, K7 [% f+ v6 C/ S$ Q - cursor: pointer;
+ _1 x( G; ]6 h2 O' t - display: block;4 X' v7 _9 }, \+ M$ [; W) [1 K9 H
- margin: 0 auto 1em;" I8 A' C0 {' Y2 d; }
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);, [+ `# u0 B; J- [: a: W8 _8 b
- border-radius: 4px;- J6 L7 W5 o/ G, k0 ~. f j3 B
- }
. A6 b$ n/ b4 X/ {; L6 s8 K Z - .toggle-label:after {8 m/ f8 N# P9 }$ N
- color: #ED3E44;
* w$ y; q; N1 `" w - content: "+";. _& `! d, ?2 m( R' ?
- float: right;1 \6 E# o1 E' w
- font-weight: bold;
0 s _4 q& }" m# \ - }# Y0 R5 z2 J6 x, D0 H' o* r, W, V+ X
- .toggle-content {
6 T& W5 Q% o" f! P, i+ \4 ? - color: #B0B3C2;
, u9 q9 s1 r8 l2 W' r* m$ D - font-family: monospace;' d; z8 C; H3 G5 g
- font-size: 16px;
% M$ a% h t0 R' v0 C7 \ - margin-bottom: 1.5em;
3 T3 ?- K, E3 B' t& i" F - padding: 1em;
, x. D4 w: Z6 H$ } - }
: S; @5 a# k1 y7 U - .toggle-input {9 F0 _/ i: L# Z V5 q
- display: none;
. E' `, Z) l: R9 N9 o/ p - }
2 Z0 K7 @3 j& l# S( F9 L - .toggle-input:not(checked) ~ .toggle-content {3 r ?# k. l3 Z2 C* J$ E0 ]
- display: none;8 m! b" ~" S' v) X
- }- w/ I# e+ o1 p: _6 f2 f3 C8 ?
- .toggle-input:checked ~ .toggle-content {; o$ e0 C E- Y
- display: block;
9 U1 m1 ?& Z2 \5 _$ j3 ^7 z" p - }
! y" h: g& F) H- m& B$ E9 ^9 p - .toggle-input:checked ~ .toggle-label:after {
* Y0 s# ?+ }9 {# ?' c( n* }( p0 D, I) z - content: "-";
$ k8 e5 R j. K - }
复制代码 0 v8 u$ [! d, @& ~% d; x
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