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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!">' O- a& x2 v6 d. p
- Label for your tooltip+ `/ n Y5 _+ H: N% a4 P7 P% T
- </span>
复制代码CSS代码: - .tooltip-toggle {$ ^! {4 R0 [/ v3 w. j
- cursor: pointer;
/ A( Y8 d* B- @( \0 f* v/ g - position: relative;
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- .tooltip-toggle svg {: i8 q/ s7 u- [( l
- height: 18px;, s2 F4 X; h' M* ]; W
- width: 18px;& D$ v0 r: C8 k+ @- l. ~" i
- padding-right: 0.5rem;6 e# ]% b& [7 o
- }
7 H& |( `% x7 v( X# b - .tooltip-toggle::before {& V3 q! c O& M
- position: absolute;) }" B/ a; P% u2 k: m8 ~+ b
- top: -80px;
' t. ]4 Q" I3 Y1 z - left: -80px;0 X) v5 I5 q8 j1 @
- background-color: #2B222A;
7 D# Z- V1 H3 s; D. T$ T# z8 m- ] - border-radius: 5px;; C5 _0 M) P% P, I
- color: #fff;
; ?/ ?( ]6 Z9 Z/ Y) o: a" I& T2 e - content: attr(data-tooltip);
( C5 K" W0 T6 r6 b+ c - padding: 1rem;
2 L8 i7 Y9 E5 ^) R - text-transform: none;7 w# N& y+ d& w5 Q
- -webkit-transition: all 0.5s ease;
% e' Z* G2 I1 }+ ]9 L, i- {2 _( f" r' n+ X - transition: all 0.5s ease;
0 n5 L9 g2 @3 n+ C9 q- i - width: 160px;
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- .tooltip-toggle::after {
" G/ k8 s% H% k; O! B; ]9 e - position: absolute;, q: s: g1 f3 [/ C# S6 `
- top: -12px;* t; S) C2 q0 U( C+ |; d5 {
- left: 9px;
( p/ D' ?5 v' K - border-left: 5px solid transparent;- F' N8 e- E3 N
- border-right: 5px solid transparent;
1 w8 X9 e0 U, { - border-top: 5px solid #2B222A;' y) `" E" }% K7 X" u% A0 [
- content: " ";% U2 s# U* v& b* w& j* ?' ]$ r
- font-size: 0;
) |7 k- s6 q" N9 ?0 m0 S z - line-height: 0;8 M, z1 L: ^% O+ e
- margin-left: -5px;
! n4 h" H" ], g" @ - width: 0;* a2 A0 A3 ~5 g% c
- }3 w* W$ f; B4 R; g
- .tooltip-toggle::before, .tooltip-toggle::after {
$ }3 s0 Y, K3 `7 c( t5 |0 j: e - color: #efefef;
* v; \% u" c& a0 J9 y5 O2 n/ B - font-family: monospace;
% @, M" m7 s I" ]. b: | - font-size: 16px;5 L6 a' G' }3 S( r8 S r* X
- opacity: 0;, d4 A/ B1 }; Z; |, b# \
- pointer-events: none;0 m" N) v( @# U+ k9 O
- text-align: center;
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$ ^6 }( z2 f5 G - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {. Z ?' N5 }9 F+ B& w
- opacity: 1;
, k3 F6 ^- l8 ? - -webkit-transition: all 0.75s ease;. s5 x$ ?8 K0 ?: d; \, {
- transition: all 0.75s ease;9 {* N A# d/ M [2 u4 a
- }
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">
0 D+ ~+ H' n X. ]' ] - <ul class="nav-items">
( E0 P$ g! m4 k" | - <!-- Navigation -->
+ p4 u4 E: p4 t$ c' @ - <li class="nav-item"><a href="#">Home</a></li>3 e' M# L5 D. x
- <li class="nav-item"><a href="#">About</a></li>2 ]( ~+ b5 O% G0 { H# G4 J
- <li class="nav-item"><a href="#">Contact</a></li>! S+ d7 n4 w( L3 r, q
- <!-- Dropdown menu -->" @0 o. c" d- o
- <li class="nav-item nav-item-dropdown">
3 L5 i; W X* b' G. @. Y8 v - <a class="dropdown-trigger" href="#">Settings</a>/ g( }9 z$ y/ r; N2 ?
- <ul class="dropdown-menu">$ E5 q, p, K0 R) U$ D$ D; Y. u+ J
- <li class="dropdown-menu-item">
- K2 q6 |0 f% e1 }" K# ` - <a href="#">Dropdown Item 1</a>3 M( a( w8 }, h1 J( p6 t# {
- </li>7 D* p0 G. Z/ ~4 U4 X
- <li class="dropdown-menu-item">; g; d% S& V+ Q& A( u( d
- <a href="#">Dropdown Item 2</a>& u+ T+ k# E$ p5 V% v! k4 }
- </li>
: U! K$ {6 ?- F7 E% J- t4 ^ - <li class="dropdown-menu-item">
- z) L5 A0 K7 N [8 C' j3 d/ Z/ W% K3 u; T - <a href="#">Dropdown Item 3</a>
; M: `, {( T3 h+ O& e {. o - </li>
8 F: N# P, L. O( C9 b - </ul>9 N- t8 Q4 A9 _8 r. ` _6 {
- </li>
0 w5 M) F J5 @ - </ul>$ y, k, U- I4 t, S5 {7 z+ u0 S
- </div>
复制代码对应的CSS代码如下: - .nav-container { A+ i7 K0 e: L6 Q
- background-color: #fff;
$ g& f- ?, p$ Z7 G$ i! G- G d' X: O: h - border-radius: 4px;& p0 C+ {$ b7 t) N; i
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 }, E9 W. Y! x2 p' ~$ [, j8 v* @ - padding: 1em;
3 s o) W7 M$ A" R+ r9 J - border: 1px solid #eee;5 S' }" i7 G9 s0 \- ]- I
- display: block;
8 A9 P T; `/ t' g9 w3 o - max-width: 400px;
2 P9 {) h T8 ~$ O3 K4 ] e - margin: 0 auto;1 g8 {) \2 v- a& n) }+ S9 l* G
- text-align: center;
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- li {
* U& e: I1 o2 ~+ F9 V$ e! A - list-style: none;" \" Z. N7 P% @
- -webkit-padding-start: 0;+ X# G% J7 p/ F# }* @0 j3 l
- }
+ H2 U8 e( i; W3 ?2 q3 K& E' A4 P. s* _ - a {4 }1 a6 b2 O% L9 s" a% C7 `6 m
- text-decoration: none;
: H i3 v3 x" C% Z: ~# @ - color: #ED3E44;$ l$ k: W& l' `* u( i
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- .nav-item {8 S& ?' o$ t7 x) W6 }3 w% x$ c* B6 f C
- padding: 1em;
! i# T& {9 d( |3 Y1 W( U" W - display: inline;
6 R8 J* I4 W+ U4 A1 C - }
9 }% A, Y2 U5 W/ G6 b - .nav-item-dropdown {; r; O. I' o& H8 ~5 v" }
- position: relative;4 O$ z4 B# M' j, C' _) g! y" U3 o
- }
W& P: ?9 i! Q$ N9 X0 m - .nav-item-dropdown:hover > .dropdown-menu {% A4 }( n# Y9 s! |; C/ N3 A
- display: block;
7 f0 w: n; `; D. P+ X- C7 H4 P- \# o - opacity: 1;; `% a @( X$ v* x+ k, E0 {
- }
: p7 F1 r; h3 N - .dropdown-trigger {
w; U0 z7 C- k2 X9 ?$ p: Y. V6 B - position: relative;
* Q) A |% q7 e- t: v$ T3 U1 ~) G - }
% N# i8 W' I2 p - .dropdown-trigger:focus + .dropdown-menu {' p# \" x$ \% z0 S
- display: block;
4 t- m$ H3 c1 b4 r - opacity: 1;
% v1 ?* |6 M! ~ h6 J: ] - }
! r' [6 F- {7 R" M7 ?0 h - .dropdown-trigger::after {
* L& u3 h$ p3 M7 `: G. t - content: "›";) r' Z1 t4 J: E- O6 M
- position: absolute;+ O/ r0 b: | W; O5 ^$ R: l
- color: #ED3E44;
6 o& W3 M% x- A/ c5 {7 h$ ^ - font-size: 24px;
6 F/ f- S" D# S8 ]+ G* H - font-weight: bold;9 q# D* |# `% }
- -webkit-transform: rotate(90deg);
7 o/ Q6 G' n& L0 _1 |: F! ^& k - transform: rotate(90deg);0 \+ t; n4 g" }6 ^7 Y. ^5 h4 J
- top: -5px;
0 M9 }( {+ m- F3 `' C. _ - right: -15px;
% ?& y9 D8 H" O: P+ Y- x7 [ - }
) H: Q% h. M( E! F - .dropdown-menu {$ M, i1 U1 B5 `: [" u9 X
- background-color: #ED3E44;
/ o7 _2 k" f$ h, c - display: inline-block;; J; w( j' h- _
- text-align: right;
% C# w0 } L. z/ ]' ~& `# a - position: absolute;5 m, p5 b; o% Y i
- top: 2.5rem;
! h" a% Z3 U7 x U# T - right: -10px;0 G" m s" _2 Y& A
- display: none;
9 q: h. r( I7 `1 l6 q' c+ Y5 x5 c; C - opacity: 0;
! v* D+ S# d3 n+ p& M' b - -webkit-transition: opacity 0.5s ease;
5 x1 D6 h# f( `7 j! w - transition: opacity 0.5s ease;2 k6 I7 R0 M; a6 Q- \4 J7 S& O
- width: 160px;4 B7 p9 p; ^. p5 ]& G' n2 C
- }7 u) r7 ~7 z- z; f
- .dropdown-menu a {
: |3 o. d! T1 g( E' T( c5 w8 E6 D - color: #fff;
$ N: J+ E- `# \. w0 s) ] - }
. I3 R( U0 K) k9 y4 u/ F5 j - .dropdown-menu-item {
! F. q2 z9 S* G/ U9 W+ p - cursor: pointer;: P, r) b% L' z1 `$ }6 I
- padding: 1em;
u# Z1 ~% J% I" x+ j' W/ u - text-align: center;
: l. S! C- \; r9 l" x" |( u$ {! |7 m0 Y - }
& K1 O8 B# o/ |8 I% o% G - .dropdown-menu-item:hover {9 m+ h6 T& R5 r% Y$ _
- background-color: #eb272d;
: T! ~8 q' y* \, f' ]- x% P9 C - }
复制代码 7 \7 Y3 L- _& P7 c0 e* C! D5 W" W( q
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">/ z1 t+ q( e8 J/ D
- <!-- Checkbox toggle -->; a- W1 p( s) I/ g
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
4 T8 D8 O M( v* p2 ~8 z* R6 l - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>/ I, D& H s7 o+ C9 Q4 k# ]8 L
- <!-- Content to toggle from www.mfbuluo.com-->. i- y% i4 P- @( w; Q
- <div role="toggle" class="toggle-content">, u5 u; Z2 p, P4 k
- BA-NA-NA-NA!
# G1 D& J q2 b$ f, N( s% k - </div>
3 |" X; W/ e, l0 B- u6 N5 Z - </div>
复制代码CSS代码内容如下: - .toggle {
" J7 g4 k* t8 y0 k y% F3 a. d - margin: 0 auto;, G. w' h+ X9 {/ w% o
- max-width: 400px;- K/ Q6 [# R! B1 v+ L" K5 P4 |
- }/ A v3 r5 z/ U X5 a- f
- .toggle-label {5 g4 a4 J: ^% r
- font-size: 16px;
/ b6 j% s8 I* f7 F - background: #fff;3 a3 a# J9 X4 l6 l2 p0 z
- padding: 1em;: V5 x. |* g! v4 E) U
- cursor: pointer;
5 m0 L. k, D) K) N! K7 ? - display: block;
- D( G3 c5 B) S' w- r - margin: 0 auto 1em;1 X \: v: t" }6 W! E. l% R
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
4 z, M7 n7 Y" j7 } - border-radius: 4px;
: ^/ h }' J, h# g5 V2 w - }
8 n2 t/ S+ ?5 X F - .toggle-label:after {% Y# D# p7 K# }' R# o
- color: #ED3E44;" F& s; x) \3 d; u) e6 w
- content: "+";
$ ~" Z" J/ r N& H; m" R - float: right;* I2 g/ V& `, D
- font-weight: bold;
- m: d: i% B, z K% | - }
/ `2 u/ L N: C0 A - .toggle-content {' w6 W+ @. ]) o( y8 w# {* F/ L
- color: #B0B3C2;4 H! |- ~8 K r9 \ z. a
- font-family: monospace;
+ Q2 ~, e, k0 G - font-size: 16px;; Y: z* @" v4 u7 @
- margin-bottom: 1.5em;! W/ p w5 K: h* X6 X# Y/ {( P
- padding: 1em;
. b( W6 Y! ?+ J) ?: E1 q" E - }5 u0 Y% q; d8 @7 t6 W4 H8 C* F" c) ~8 j
- .toggle-input {
- W6 N1 A: I. @, ]# L7 v/ t/ x/ n - display: none;
% B% J) N' m6 O5 Z - }
, j% y) O5 i+ Q9 B2 [ - .toggle-input:not(checked) ~ .toggle-content {5 M+ ]- u y- y1 {
- display: none;3 i1 y* d. C% H
- }, P% b2 U& `' M/ \: I
- .toggle-input:checked ~ .toggle-content {5 H( A) h( i# p* w( t1 }
- display: block;. W) M' Z; \7 p$ Q
- }6 X& Z& u5 c$ i) V
- .toggle-input:checked ~ .toggle-label:after {7 _7 p. W$ j4 N( Z
- content: "-";. E! L* i" T& X
- }
复制代码 ( ?% a/ j0 H! _$ f T4 Q
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