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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!">% v7 c# ~& q/ a) E+ `' A! ^) M; W7 m
- Label for your tooltip
9 W: k6 V+ p; L - </span>
复制代码CSS代码: - .tooltip-toggle {4 e: H( ^0 R3 B, N5 P% f# y8 l
- cursor: pointer;) \( Y+ d( r7 Z: s0 q3 P
- position: relative;5 l8 X1 v% ]9 U
- }
$ H! X8 J% x; G) W* \: {, R - .tooltip-toggle svg {: t2 T& l6 S9 P, l/ v ?2 b3 n
- height: 18px;
. N+ c# ^$ Q) J& a - width: 18px;
( S' p* _9 E3 t* ^* [ - padding-right: 0.5rem;
1 j- f: a% ?* J& E - }
; u. _' Y" }! L* f& ?& \# k6 t - .tooltip-toggle::before {9 R/ o) F+ j9 D* c9 a
- position: absolute;" E) N2 ^( ?1 T ?- p- H
- top: -80px;+ Y3 n- B' ^1 d; H9 o/ E
- left: -80px;
: I; n9 i) E. r3 K- ?4 _ - background-color: #2B222A;
4 v( ]$ k* p E2 ^( F- I - border-radius: 5px;9 f. @" h! f1 E
- color: #fff;) z- M# P) T* v' s, y5 i; L
- content: attr(data-tooltip);1 n( b M+ l! B B8 ?+ V3 h; t
- padding: 1rem;
! j6 @+ t7 D! J) m% g2 p: c - text-transform: none;
1 W5 P, v' r7 |7 W - -webkit-transition: all 0.5s ease;
0 l8 d r: @0 P# M4 V9 R - transition: all 0.5s ease;
) F% a$ O( @) T9 ~8 T* v& X3 e- o1 f* A - width: 160px;2 t- n* {- N0 y* R- y
- }
* i! C1 H4 m$ r1 q6 i. f/ f - .tooltip-toggle::after {
9 M Q, V' t, g. K, ?& O - position: absolute;, `) C3 g6 @. F0 \5 [& M) \
- top: -12px;& V: H4 B) S& Y1 h, n
- left: 9px;
/ G- [' u6 G' O4 c6 M& P$ j - border-left: 5px solid transparent;" i( {/ m( u |% c
- border-right: 5px solid transparent;0 e" ]$ X2 R$ g; }: }. R
- border-top: 5px solid #2B222A;/ H8 g2 R% W6 _! q+ v" L) [
- content: " ";9 v3 x" Q4 U+ e) H! l6 W( n" o
- font-size: 0;
$ N5 S* H& ?1 |, U - line-height: 0;. c1 i2 P: r3 S" V; S. \% z ^
- margin-left: -5px;- _2 x. q2 _3 R2 @5 m
- width: 0;3 A. T ]" O% W
- }
- K5 W, X0 J: F1 ^- F/ s) g - .tooltip-toggle::before, .tooltip-toggle::after {4 O" ^2 S# G5 [$ c, a9 L1 Z5 O
- color: #efefef;- Q! z( {/ b. N- o0 H, T
- font-family: monospace;
6 [2 X& e; A) i - font-size: 16px;
* G4 R7 J1 k7 t+ u, e6 d2 Z - opacity: 0;
V/ S' W5 V& H# C" D0 q; V1 x! K - pointer-events: none;
# c! w* U6 T" `! }; N c" [2 C - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
$ V: A$ g: c+ W m Q* A - opacity: 1;
4 @2 _ n7 V0 i9 Y - -webkit-transition: all 0.75s ease;8 A1 t8 _% }, W" i. \' g' ^
- transition: all 0.75s ease;
' s. G: w, Q! s/ 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">
" n v) |5 e1 u- ?; ~ }+ e - <ul class="nav-items"># t" u$ Q/ O7 Y! y1 q1 x
- <!-- Navigation -->
! x& X6 D+ o2 B( n# p/ X* o - <li class="nav-item"><a href="#">Home</a></li>; V" y W& ~( d5 O: @
- <li class="nav-item"><a href="#">About</a></li>* b+ p* }0 C& Q0 \6 o
- <li class="nav-item"><a href="#">Contact</a></li>
2 e/ J7 d. ~. w; A - <!-- Dropdown menu -->9 P! v" q* o& g* G7 ~' J
- <li class="nav-item nav-item-dropdown">
4 K, D. P( L6 D2 D$ x$ C& W2 Z - <a class="dropdown-trigger" href="#">Settings</a>
( |2 x0 S. y, Y - <ul class="dropdown-menu">; A9 F8 |) ^8 a# ]: n
- <li class="dropdown-menu-item">/ @0 F+ u) F; D$ U' l
- <a href="#">Dropdown Item 1</a>
# e+ u. g# W* K8 E/ f: e8 _9 { - </li>' d6 _0 Q( Q1 w- J w% _
- <li class="dropdown-menu-item">1 {& P. ]2 W5 M! ]7 h4 Q
- <a href="#">Dropdown Item 2</a>: L% t2 L* m# A; N! M
- </li>
2 \4 p. h6 S# h+ q - <li class="dropdown-menu-item">
6 t3 t% S' a0 k% Q3 U! q6 V5 O - <a href="#">Dropdown Item 3</a>
9 t5 P, W! c2 g& I% n0 ~+ R2 g& a - </li>9 [5 q( }8 j5 ~+ e* Z ~2 {' y
- </ul>% m, z- O8 V7 s8 ~
- </li>
6 V4 `! u% q6 v9 P h# ~ - </ul>
/ S' ^4 h& H8 D7 y - </div>
复制代码对应的CSS代码如下: - .nav-container {
3 d6 ^) m# A2 L/ \9 I9 m - background-color: #fff;$ c4 \5 a% w/ v Z: i
- border-radius: 4px;
O! ]% `' r2 m- u& I$ D - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);8 `0 Z. W& c: @
- padding: 1em;
: K) E+ I8 @- ^# K! w - border: 1px solid #eee;% B# t2 m1 H4 n; `
- display: block;! D2 g9 w: `. F7 ^7 f
- max-width: 400px;
0 e* ^0 ^# |, O. @: O) @ - margin: 0 auto;2 b+ _: a$ u, w# z7 ^! x( x. Z
- text-align: center;
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! b! X! X, X7 Y' C I: ~ - ul,
) W0 m D% n7 ?- { - li {
" m! g8 S8 i+ h% {4 g- a' w! t - list-style: none;3 M7 _: f( e: A$ E) q
- -webkit-padding-start: 0;/ A, o$ H. Y& v' z
- }
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- text-decoration: none;
2 {5 W! }% Q3 v; } - color: #ED3E44;
" P2 @: C7 Y } n1 W - }
0 Q/ K$ c: K( S# f+ O! D8 Y - .nav-item {
. H0 j7 m& x7 r0 j( | `% f& | - padding: 1em;% ^5 a& W3 w! I: f% A
- display: inline;: S* _+ \5 a' m k, P
- }: ~+ j6 q3 S4 }" ^9 E! G7 `! M4 U1 H$ L
- .nav-item-dropdown {) T) W# l9 r* I5 ?' P, Y' }4 j: T8 ^
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {
. C1 T8 B4 j# h. F - display: block;
4 o$ {* m4 n1 d9 u4 u% m - opacity: 1;
- @: P1 V: K( ~) c* w5 g' s. \ - }
. b4 V, C8 D9 v1 e; i6 W" P - .dropdown-trigger {( L2 X/ X2 P4 t; s6 \. h
- position: relative;
1 v6 n( _' y& W9 d5 Q" D8 n - }. k6 ~2 o7 ?& S8 e9 u7 G, ?
- .dropdown-trigger:focus + .dropdown-menu {
+ D. c( C2 N3 w- {: j4 b% N - display: block;
/ e6 h4 Z1 R5 Z. v$ L- A - opacity: 1;
0 L6 |) ^4 ]" Y- w& x6 T - }
2 V2 j1 k3 R5 P2 d8 W - .dropdown-trigger::after {
4 {. y, G8 V Z - content: "›";/ p, N# J- u+ ^8 R
- position: absolute;5 G4 K7 }" F0 _+ V
- color: #ED3E44;2 d" E0 c5 Y+ d6 f( Z
- font-size: 24px;% S1 } r+ m/ w4 Q# ~( U4 b! \
- font-weight: bold;
2 r" \ a- j' M `! ?4 `0 M' S - -webkit-transform: rotate(90deg);
) l( s9 |! \9 w: P8 @* u" U& z# j - transform: rotate(90deg);
) Z4 l7 p( \* M3 N$ ]$ j - top: -5px;
- ~) J# \; g' W; w - right: -15px;- V, c% ?" V; U3 Y0 r1 n. J
- }
7 y/ B7 }/ E$ N2 |4 n - .dropdown-menu {
0 p$ p# p, B* `+ h. D T' \7 ]$ H - background-color: #ED3E44;
' R4 f( B1 r# ~% v0 g9 J) R# u* ~ - display: inline-block;9 o2 k! {% A+ ]8 a7 u4 z
- text-align: right;
2 C5 Y$ A" m. a7 d9 f% c - position: absolute;2 E0 O1 X S7 }/ W% E* k5 a- G1 q% c
- top: 2.5rem;
0 s, o# L( V) | - right: -10px;
3 W' |' A) Z3 C/ A0 y% I8 N) X - display: none;
% [4 ~1 t3 [" M( Z - opacity: 0;* J/ @9 Y/ ~! h# p' _9 f
- -webkit-transition: opacity 0.5s ease;
" _5 j9 n' l5 J) r% x7 o - transition: opacity 0.5s ease;) ~) K- `- }$ v3 x5 O) l
- width: 160px;6 n; }. X4 S G4 ~% I
- }
' Y: w: {% s- v: i - .dropdown-menu a {
8 ]2 P# m' Y9 A4 H# ~6 B4 G* Q) P% O - color: #fff;& v" v0 [7 ]2 H5 @- } z" E" ~
- }
) L" r9 _6 W4 g. f. d - .dropdown-menu-item {
: D) Y* c9 ^% V; T' L - cursor: pointer;
: B( N: p) v( D - padding: 1em;$ Q q, |) V- Y! R, O& A1 k4 W
- text-align: center;( p2 y* ]/ M! }! a( o0 ^: P8 T
- }
1 O) |1 `% R; s - .dropdown-menu-item:hover {- k7 O, U* L$ Z
- background-color: #eb272d;% v8 P& {: Y8 S& `
- }
复制代码
3 k" A* \9 Y y0 Y- ?可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">1 n3 @3 M$ v: S
- <!-- Checkbox toggle -->
2 L3 c1 G% h! j1 ^* U - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
1 a8 Y0 \$ F5 A& n - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>' j( U( q# n: h7 M- q$ y. V: E
- <!-- Content to toggle from www.mfbuluo.com-->
?+ p1 W% b9 c6 o: N! R6 B - <div role="toggle" class="toggle-content">
3 E" I5 ^+ k8 L2 w2 J - BA-NA-NA-NA!
% p9 p. E% I# R9 y - </div>3 J& O$ Q6 }9 H3 [7 H$ n+ c1 Z/ G3 r
- </div>
复制代码CSS代码内容如下: - .toggle {& e- W5 {+ S8 C' [2 F1 W4 o* [
- margin: 0 auto;. \: `9 \7 m2 @2 B
- max-width: 400px;9 y, O8 v) U/ e' u4 N, {6 W: c: m
- }
% S# V6 N P' G; t - .toggle-label {, _# `8 S% `( O8 i k
- font-size: 16px;
7 X% [/ R- J- g% M9 m2 `5 c; j - background: #fff;
" ?; T1 c2 N' W, }9 o* a% l4 C7 t - padding: 1em;! r8 U y2 R/ @. N
- cursor: pointer;& H, b9 y! A* k! i3 U4 p# b
- display: block;3 |5 e; k% p# C" @" f2 ~( F
- margin: 0 auto 1em;
( i# q# V2 e# v- U- N/ J - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);' t" _( o4 P5 r$ G+ Y9 \
- border-radius: 4px;
k4 g0 n5 m3 u) L, y/ \0 A4 M# d - }
) a8 c$ ^) ?5 W% X( G9 y - .toggle-label:after {% ?, y. x2 F0 L, d. y/ @
- color: #ED3E44;; H8 }) d9 Y) T% {
- content: "+";
3 v% m" B+ S; i - float: right;1 ~6 {2 g5 g2 r2 K
- font-weight: bold;: k7 W' X5 N; V# j8 L! K
- }
A: S$ H$ d# c1 y: T" | - .toggle-content {
% {2 b# H$ D9 k' Y, d+ V, K" Q - color: #B0B3C2;! B" T, t% V# r! P ]. a' W
- font-family: monospace;4 L# U1 p* g0 b3 k5 R8 w
- font-size: 16px;1 g& q/ Z$ U2 ?
- margin-bottom: 1.5em;* L" o3 O4 g3 X2 j( E; y$ j
- padding: 1em;/ L! M6 d: B0 x3 Q( h
- }) |, ~2 O+ F r$ n% j
- .toggle-input {
8 _9 Y- {( W! }" a, j5 B( K0 w - display: none;
* |% J* w! p1 G5 B6 y - }
6 c9 U0 j. g( ]; K( u! X - .toggle-input:not(checked) ~ .toggle-content {6 [ a& }; O6 t$ V# _" b* R
- display: none;
; n" O1 d( c( f3 L2 v# z0 Y - }( q$ Z' F# i4 B- v8 |9 S
- .toggle-input:checked ~ .toggle-content {7 _# ]% {; V$ N8 N
- display: block;
/ Q8 l4 n- v2 z4 t- ^ - }
5 m* W: r6 R0 p - .toggle-input:checked ~ .toggle-label:after {
' B3 S- ^7 T& J - content: "-";% n) l7 o+ ]( [) F2 S9 N" d# m; A
- }
复制代码
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