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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!">
7 W0 o+ u( l) e5 u0 o) q - Label for your tooltip
( `5 E( {4 Y4 }5 D - </span>
复制代码CSS代码: - .tooltip-toggle {6 H- Y/ e! |+ g( T0 l% R
- cursor: pointer;
8 k: R# A) h+ y, l- P) | - position: relative;
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# i, I; n( Q$ w9 Y4 \) l - .tooltip-toggle svg { @( i2 w. a7 M3 g+ o9 i7 z7 N
- height: 18px;6 w0 v* [7 z& a. U0 \" @) g
- width: 18px;
2 j( S% l! d0 v/ w! B; k - padding-right: 0.5rem;6 R2 L8 Y' ?, c9 f' N% Q9 p! U
- }
7 \1 `5 D F" v( Q+ c* I5 w0 q - .tooltip-toggle::before {" D1 L1 L' C7 R8 p4 n* I9 M- s
- position: absolute;& \' Q) w6 d1 T: A/ Y2 Y& k7 o
- top: -80px;! S4 ^1 [# _0 a0 @) |4 w- E: u
- left: -80px;$ E9 w" {! k& ^; S* Z, d
- background-color: #2B222A;1 e) V- F8 o: ^! ^- @; q
- border-radius: 5px;& C4 [/ m# e- v+ D0 T5 c
- color: #fff;- @8 y3 G8 m6 H, o+ D
- content: attr(data-tooltip);
8 a4 p- N$ E$ w: h/ Z - padding: 1rem;
) m1 q& d) p A- p - text-transform: none;; {! l0 p( J% s0 C) K% ?
- -webkit-transition: all 0.5s ease;# f4 A5 v3 h7 F7 U
- transition: all 0.5s ease;
. t( D* @( O6 N - width: 160px;
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- .tooltip-toggle::after {9 {- X( y& H. a; n1 L; ?
- position: absolute;/ ?( n5 g+ d4 [0 s* w8 n4 b
- top: -12px;+ l! G( ^! `' k9 `" _
- left: 9px;: E& i# s) f7 F8 ?0 R l0 \: R
- border-left: 5px solid transparent;
( Z, N- L7 v! t4 E, g# ?8 t F - border-right: 5px solid transparent;3 }: D6 Q( `# C( L( F
- border-top: 5px solid #2B222A;
% e. D% [( u$ M/ g: V5 P2 o2 u* R - content: " ";! i- ?$ K4 P, `; b
- font-size: 0; V2 C/ n4 g: o/ y$ f8 a; y. U# F
- line-height: 0;8 ]; V3 z/ M, [: x
- margin-left: -5px;6 Z: A& E6 ?4 O+ ?' O
- width: 0;) Z0 I \$ Z( D
- }
" V4 e4 y- |+ X! A - .tooltip-toggle::before, .tooltip-toggle::after {
( O; w& O; A6 y6 U - color: #efefef;
8 P% U. X/ w; c* ?1 }0 i - font-family: monospace;
$ V0 E- E# L. u - font-size: 16px;3 x' f; x# N& F
- opacity: 0;
/ z3 f) w0 v4 l# m2 p3 c - pointer-events: none;
4 @$ J# r- @8 T# U# x( S - text-align: center;7 n% k6 B! l1 I( R) p& Z4 Q
- } k4 ~% T7 g! j& Z& `. k) d
- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
. @! B: j$ a/ s! P - opacity: 1;$ c5 ^1 k" ^+ N% q- B
- -webkit-transition: all 0.75s ease;4 o- C6 u( {" E' i K. w M2 r
- transition: all 0.75s ease;/ f6 e$ p; Q6 A, O1 ^% K
- }
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">
& Z" u: P5 a/ }* g+ J4 b4 q1 ~ - <ul class="nav-items">6 x; C: G8 t0 F3 ]& J! Z
- <!-- Navigation -->
8 @ i+ _: S* `. w - <li class="nav-item"><a href="#">Home</a></li>
" D8 V; K/ \, i+ u, U% G' p - <li class="nav-item"><a href="#">About</a></li>
: g! E+ n5 n( p& h - <li class="nav-item"><a href="#">Contact</a></li>
$ t# y6 v" V! c$ O& ~7 r5 e/ y - <!-- Dropdown menu -->
1 o3 b# v& r+ k; K& X - <li class="nav-item nav-item-dropdown"> i$ k' c- N( h) G& p8 X
- <a class="dropdown-trigger" href="#">Settings</a>: U; ]8 C6 |2 @2 }
- <ul class="dropdown-menu">
! P) k) w- g. ? - <li class="dropdown-menu-item">1 V9 L( F7 h6 |2 Q
- <a href="#">Dropdown Item 1</a>( ^+ @& z( ~" R7 \
- </li>
$ Z9 _+ j6 \9 D* I" v - <li class="dropdown-menu-item">% w% M1 E& t r
- <a href="#">Dropdown Item 2</a>
* S) e; C5 R/ d* Z - </li>+ t+ x/ R+ K2 J4 l) {8 M
- <li class="dropdown-menu-item">
# X0 @9 Z+ s5 d( H; q$ L7 s6 F3 m5 K! h - <a href="#">Dropdown Item 3</a>, ?$ j: h( Q$ a, K! X' d
- </li>
5 u6 Z! v% A; {6 X6 j - </ul>
4 C* G) a; e/ C4 [! E7 q5 t _ - </li>
& E7 [( X) P+ k/ n( B# g0 {# J R - </ul>
/ I& C& U4 ~# r - </div>
复制代码对应的CSS代码如下: - .nav-container {; A5 r0 F1 E0 H+ B/ ]" S
- background-color: #fff;
3 e1 u- U) z1 L8 l1 l* R - border-radius: 4px;3 [/ U5 {* l) W
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);! r" z+ X7 d) s( {5 I% y
- padding: 1em;
- N' s6 }1 }/ ~ - border: 1px solid #eee;
. \; D4 n& `& W% \9 B- u8 { - display: block;
0 H6 ?( |2 P' K% i - max-width: 400px;; F9 U' }: P) \, S. s
- margin: 0 auto;( z; o9 o9 [( P3 n: o
- text-align: center;
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% ^9 t; x1 }: b1 a/ \ - li { O5 w. F) w, s+ F o: s! j
- list-style: none;$ X0 p$ ~% R3 K. `: Y7 r7 R
- -webkit-padding-start: 0;8 A; \& E8 G/ V2 j8 |
- }, \" Q; f- n* R6 `
- a {0 w1 ?: w6 V1 T7 @0 N+ W
- text-decoration: none;$ e8 m/ b, m) U$ B" H$ Y
- color: #ED3E44;
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- .nav-item {
, B! c7 F, ~6 j) f; X: k - padding: 1em;
$ Q- p P* l7 A/ R - display: inline;
" Z# v* A" a( w7 q8 v - }
# g& N# Y" m2 o" W - .nav-item-dropdown {( \: J- `" e2 G2 T/ \8 y; F
- position: relative;+ {) \' ^3 B2 V
- }: @$ e4 v7 N" y; P
- .nav-item-dropdown:hover > .dropdown-menu {
4 R& Q7 A9 ]0 X8 e5 W% {3 ? - display: block;
9 Y5 }! n K' s - opacity: 1;* E: @! u* K2 m7 U3 n5 j, S) f4 I
- }
4 T! b- Y) v# l. A0 L8 v& n - .dropdown-trigger {7 }/ p5 j2 F% l# c9 o6 @& G9 m
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
7 f" J' R: I: Y6 W3 x - display: block;
4 b6 u Q. y+ M, [# z" x9 g4 R1 } - opacity: 1;
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- .dropdown-trigger::after {; H0 k1 B4 B7 P }6 v2 V
- content: "›";
2 z3 U8 t' [. K( I" L9 T - position: absolute;( w9 L5 q0 f8 J' l* k
- color: #ED3E44;
; A( q1 ~ i/ h* m+ O% a) N - font-size: 24px;& p3 M1 Q* |( n9 `0 H( K# e
- font-weight: bold;
2 ?7 l. J8 E! R: T2 e3 {( f2 _1 n - -webkit-transform: rotate(90deg);
4 ]7 L, L$ e# J, k+ H+ x" {& T2 p - transform: rotate(90deg);
8 g/ T8 Y# A7 U7 f! I0 K - top: -5px;( n4 y' T' S, K/ I( Z3 ~3 {
- right: -15px;
+ D+ y3 _) C' I - }
: W" R8 v, l! M) q - .dropdown-menu {
/ c3 N O, v6 ^: k; q. s* s( \% k - background-color: #ED3E44;
& ]3 L5 n9 h0 Y0 x# z6 J1 { - display: inline-block;
4 W' P" I& ~. z9 I0 P A - text-align: right;( W& Z$ O1 X' q9 A0 S
- position: absolute;
, c+ _6 [, O: b - top: 2.5rem;
5 i% z: W* X% ^& h3 K - right: -10px;4 Z' @& N8 m# y H
- display: none;. x, i0 D4 j6 z" I& k1 }
- opacity: 0;. [, w4 U) x" x
- -webkit-transition: opacity 0.5s ease;4 E6 J6 t: F4 h0 k. p) k
- transition: opacity 0.5s ease;+ n7 Y& P+ @# d$ g4 i
- width: 160px;
5 d2 l B* k% U - }* {% S% S6 Z' V- _4 _
- .dropdown-menu a {
: K4 n2 N: p. N - color: #fff;
$ V3 Z6 U6 b% N - }
* ~; P( _3 r1 L* p5 y" u' ]) X - .dropdown-menu-item {
0 O0 @+ K# p5 j - cursor: pointer;
# }9 y$ G3 {# `) D - padding: 1em;
( N3 _& v) s% ^8 F$ _) X! h - text-align: center;
% x: Y$ w& r7 r, |& P; Q" H3 M/ v - }
3 b2 E' s& v w, C- z - .dropdown-menu-item:hover {4 J) Z4 X, s2 V0 {( D$ C, f! o
- background-color: #eb272d;
* M5 k9 ]$ |# y; x - }
复制代码 * O" J9 Q$ a3 ]3 W
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">- x. P; p5 n/ R+ U6 J4 P) x' K6 e
- <!-- Checkbox toggle -->3 R& e: `5 Q- `2 h0 Q: Y0 d2 Y
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">- b0 |" ~ v5 x8 ]0 t9 k: U3 z
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>9 y. v% c' W( T3 \# |6 n( I5 v
- <!-- Content to toggle from www.mfbuluo.com-->" |/ X" j* q4 _+ V" f* b
- <div role="toggle" class="toggle-content">5 U, f# q& I/ I3 [% E/ f
- BA-NA-NA-NA!
9 q& U' v+ X; r [/ B - </div>
5 ?' @3 ]* o' M/ c r0 O - </div>
复制代码CSS代码内容如下: - .toggle {
2 w0 W! m# F5 @2 a - margin: 0 auto;8 ~9 I' V$ j4 r Z7 P
- max-width: 400px;" B7 C7 r; `) S' [5 q U
- }
& E* d) ?3 g; p - .toggle-label {+ N. \, T7 v+ k- H/ }) B
- font-size: 16px;
7 o8 |' t+ |% c$ i4 R1 C% L: Q$ }6 e0 f - background: #fff;
! L; Q. ~" x& I. G% p; O" ~% s - padding: 1em;
0 W4 ?3 g! [( m: C) [$ ?, F - cursor: pointer;
1 a& D+ i2 W' V( u+ s* J } - display: block;# B1 m3 U: L# h4 S l& k
- margin: 0 auto 1em;7 G- P2 n( M Y
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);) _- r/ T+ u. \7 @
- border-radius: 4px;
: q. Z5 t2 V$ E( Z( b# v6 | - }
: u3 f6 \' f, e; l# m! c2 j - .toggle-label:after {: n% S/ Y! {/ P0 l
- color: #ED3E44;
' H4 F# u4 i' D - content: "+";
9 H0 U& @. J' w9 X3 h, }# K0 J - float: right;8 f; ?% x2 M2 |3 F7 }1 b& a& r1 \# n" ^
- font-weight: bold;0 |5 a7 `& B/ E/ i9 K
- }' c& ?9 g Y% u4 D( r
- .toggle-content {
$ W" d! u- c7 |$ z+ ` - color: #B0B3C2;
- [% j* @1 b: \3 A; t0 z3 M, E - font-family: monospace;
2 ]& f0 ~* q+ E8 F: F- m1 g0 z4 p - font-size: 16px;
! L( F: l+ `+ L& m - margin-bottom: 1.5em;, K- V3 G1 T0 Q) i5 g9 g
- padding: 1em;4 I# E1 t$ P1 l# ?+ Y+ M
- }
! }$ u% G- ^, {* L/ E5 d - .toggle-input {
9 X5 L& j' m' t( ^( R/ o - display: none;
3 ]' e/ d3 O! {. _* u7 R - }1 `9 ^* u e( {9 ]2 {
- .toggle-input:not(checked) ~ .toggle-content {
$ A! ?7 |) g5 R. Z0 e7 B1 J - display: none;
( D# w. V9 V5 L" ? - }
+ t1 g" c/ t% Z: N2 v) w+ K: a1 r - .toggle-input:checked ~ .toggle-content {
" x4 p4 E, z0 Q2 @" N2 Y: P - display: block;5 \0 T- m# |2 {; t& _
- }0 e+ J2 }) P: P$ m- X
- .toggle-input:checked ~ .toggle-label:after {
1 B3 n* n, V8 x9 g5 K* f - content: "-";) N+ n8 [& @7 o+ E' B
- }
复制代码 ) ]& ?$ N/ }7 m% x! {6 {% i
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