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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!">6 P# f7 L) ]& Z) V; }+ G% x
- Label for your tooltip- `0 [5 Q( b. q/ n) {1 W/ d" h
- </span>
复制代码CSS代码: - .tooltip-toggle {
3 _$ X3 h4 Q1 C" l9 Q+ r - cursor: pointer;
J% R$ K ^& ~% K6 I( F9 s8 b; M - position: relative;) I! Q/ x- l$ B D* k: ~+ X: K0 \5 m
- }
; c. B/ H3 ]; \9 t: C4 u7 J - .tooltip-toggle svg {
! m3 q- P( Z( C/ Y - height: 18px;
# l5 x* l% T' D! C& y& J - width: 18px;
4 Q, U1 D; x4 i/ {, J - padding-right: 0.5rem;
, T) S- J6 P) {9 b - }
3 L% ]: S* Z% p - .tooltip-toggle::before {
! |: _7 d8 |6 C4 m/ u5 b7 F - position: absolute;/ V3 w1 `- c0 G9 l0 W& }. T" h
- top: -80px;
* t. f; t9 m2 J0 G7 n1 a - left: -80px;& o) P# y+ J! l% G* r
- background-color: #2B222A;
4 e4 I: Q( T5 X8 e3 ^# [1 d, R& ?$ M - border-radius: 5px;( s: u0 u6 z% m
- color: #fff;
! @. ]! x& v! Y- R) }! L - content: attr(data-tooltip);% x# L& d% o! R* e: H' @0 u
- padding: 1rem;- r- G0 [- S* j, @1 H+ c5 ~3 k5 v1 @
- text-transform: none;
! t- o2 h" |" `9 d* t - -webkit-transition: all 0.5s ease;
W8 ^# r2 s3 S! E. q - transition: all 0.5s ease;8 p( N. N* A& J' T2 |+ c( v- L
- width: 160px;6 |: U' w S3 d7 d$ W$ x8 `* m
- }
5 i1 Y$ t$ S/ T- j8 D- j - .tooltip-toggle::after {. @. @+ _ U: d. J8 R4 Q( `1 D2 s8 h
- position: absolute;5 \' z2 x$ X+ B( w, T
- top: -12px;6 b% f) { s5 U0 F6 I7 c# K3 r
- left: 9px;: {* F; h/ G6 r. ~# n
- border-left: 5px solid transparent;( @ h K. \. l$ U
- border-right: 5px solid transparent;
, a7 c) |' q$ d0 I' r! t' F - border-top: 5px solid #2B222A;
6 x3 O4 j6 x! D - content: " ";; ?% {% ~/ r! C) P9 c
- font-size: 0;
( a5 v- _( a* H - line-height: 0;
: J6 @. P! W: y } - margin-left: -5px;/ p! ~' \' Q o; ?
- width: 0;
" [4 n. k- l- w$ C+ [ - }
; |' \6 v3 P( B. ?$ P5 U - .tooltip-toggle::before, .tooltip-toggle::after {% P) Z3 _8 w* a3 e6 I8 R
- color: #efefef;& u- H5 k* T7 p; C3 v d
- font-family: monospace;* A- ~! s8 Y: W! F1 ~
- font-size: 16px;5 l0 }- U' L. a# T8 L1 z
- opacity: 0;: `9 Q& d G0 D5 r) E8 S" G0 n
- pointer-events: none;3 y! ]5 w9 F& F+ D
- text-align: center;
* |! ~4 i# w. D, b n - }
, V: ]- g& B/ s0 T+ o5 x - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
' v$ z+ l$ g0 J* b, y3 d+ A - opacity: 1;
5 r2 ^2 c( Y o a% c: [ - -webkit-transition: all 0.75s ease;
3 S" y# j% @) G' m7 F, _$ f - transition: all 0.75s ease;
+ ^; k+ z3 M5 a7 v1 |3 B; k1 J( [! p - }
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">
3 U) w8 q7 W. N( z3 X9 V8 f - <ul class="nav-items">
# S8 l! B# T; A/ G6 L/ g - <!-- Navigation -->
5 K( l! F8 n- M( ^' @, ~* ^ - <li class="nav-item"><a href="#">Home</a></li>% h- ?, C7 s! a
- <li class="nav-item"><a href="#">About</a></li>7 B% B' U5 n# _( \3 W# O8 ]
- <li class="nav-item"><a href="#">Contact</a></li>
; x; u$ n2 w, s2 l* A - <!-- Dropdown menu -->
1 P; p3 w* w! L0 t/ y8 p - <li class="nav-item nav-item-dropdown">4 Y& E& p; }6 B1 _* U, U# ?, S- u- P
- <a class="dropdown-trigger" href="#">Settings</a>
( K( ]- T/ J5 V& z- g9 T5 } - <ul class="dropdown-menu">
, d+ Z# R; t" [, C9 B# Z) {% H! W - <li class="dropdown-menu-item">
. t5 h# u$ A) ]" d - <a href="#">Dropdown Item 1</a>6 i, Y* |! q+ G. t: X2 S) s$ x
- </li># J$ W4 }' h' h) B. O5 s# R
- <li class="dropdown-menu-item">
9 K& D; m2 M( x- [ - <a href="#">Dropdown Item 2</a>
5 g/ q' c+ o. g: ]( E. j3 m - </li>
5 C4 T- Y9 K3 X' v, b1 g - <li class="dropdown-menu-item">) |: j. y6 u. x
- <a href="#">Dropdown Item 3</a>. I: W7 E/ D' A G% X2 l0 Y
- </li>! E1 P, Y8 J7 h
- </ul>
) j2 v+ ]+ `! [( }, e - </li>
2 O# D" x' J! T% r e v, V# R3 R - </ul>
: b" L& P) e, V% g - </div>
复制代码对应的CSS代码如下: - .nav-container {6 W$ W4 _$ ?2 h% R% |% Z
- background-color: #fff;' R4 F) W! }: V% h8 l4 q
- border-radius: 4px;9 M% @0 a% t. r0 C* c
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
' ~3 R- }4 B6 x4 Z+ { - padding: 1em;! i, c5 X1 |) a4 y8 ?# R: f
- border: 1px solid #eee;) ^ x% S% P5 O, M8 r
- display: block;
$ f9 N0 L" b! T" r5 ]7 v - max-width: 400px;
, t5 C$ o: ]- R1 M5 ]- z6 _. v) G - margin: 0 auto;$ Z6 Q8 U. ]- k; a5 M3 q* A
- text-align: center;, o2 N" _$ q1 y7 Z/ K. S
- }
3 ^9 V0 @' `1 c5 T/ }6 n+ ? - ul,
- }. j+ Z8 b( Y+ L$ r2 T5 R - li {3 G- l* ]& p( ?% H3 V
- list-style: none;
, P2 P+ L0 R9 m/ x - -webkit-padding-start: 0;, c1 w+ Z# r c2 n( _7 a
- }' W0 H/ @8 `- G C* b! e
- a {
( c* _/ _0 r6 ~2 n4 X" \! [ - text-decoration: none;. N2 n$ D1 p, i* X1 O$ j* G
- color: #ED3E44;0 a" h6 P: D& ^! l6 ~
- }2 ^: S/ v3 c5 L' S
- .nav-item {
0 s6 J7 G8 l/ a5 f+ [; i) E - padding: 1em;
) t; }: g5 [. N2 q- f - display: inline;
2 c) s3 B8 x/ z* w: H. s - }" A {. P- B5 _, V1 P( z# `: U
- .nav-item-dropdown {4 N# U7 B$ B R# ? I I% q
- position: relative;0 T, ?( }+ K6 |& F+ L+ Q: }
- }
- d' C' C: i5 x0 C9 u. A. ^& V - .nav-item-dropdown:hover > .dropdown-menu {* Y8 E: l8 q* B4 B% d* m
- display: block;
! E7 b) G, A- F - opacity: 1;1 V4 L* \$ l! D; Z$ y
- }' V. m+ u# L0 O* b" ?* |$ h% ~
- .dropdown-trigger {
0 C: H* A4 \! Y0 |% H, p/ K) J - position: relative;/ D. S0 n$ ?+ z# T
- }
2 ]* z }: j" T5 x, I6 q+ K- n - .dropdown-trigger:focus + .dropdown-menu {
$ l) W" S3 k$ G L - display: block;
/ K* ~& `1 D2 H3 w - opacity: 1;* c: P1 b, q: f# J! |
- }9 @9 `* z% ~3 q2 o6 V
- .dropdown-trigger::after {
9 e1 Z' }2 K/ @$ z9 E, U$ J& C - content: "›";
7 _. c) M+ R1 W. o& p - position: absolute;
5 Y% p$ h+ F/ l! o: B7 T - color: #ED3E44;
9 J: {! e3 L q+ G - font-size: 24px;
. y2 p. \: k/ D& g: z% z - font-weight: bold;
8 `9 ~: f3 O9 W/ w - -webkit-transform: rotate(90deg);8 p8 q7 e" ^2 }% H& q$ f
- transform: rotate(90deg);
( |& c1 O7 j9 t* f6 ^8 G! e - top: -5px;
+ ? E) S8 n, [+ n$ l. s - right: -15px;, W+ G U2 E" y4 t7 D. f
- }
2 w% l+ _8 p' u% ~ - .dropdown-menu {
! b# h3 p. a; B7 e' @ - background-color: #ED3E44;" ~1 A# o9 e! `* h( C0 v2 l% h9 _
- display: inline-block;
9 S q0 w4 Y) q( Y( _) I - text-align: right;
+ Y( c# G0 n+ C5 s3 G: ?6 |' m - position: absolute;
& i2 J7 J) S/ {, M, I, ]- i5 {# K - top: 2.5rem;
' P2 K, e4 u& q# Z" k6 z3 s3 c- R - right: -10px;
6 \0 z! [0 j. p& z; Z4 E - display: none;
+ e8 x$ ]% i8 p) k1 q - opacity: 0;
& _! H0 w' J+ s - -webkit-transition: opacity 0.5s ease;4 N3 V& ~; f$ b8 h: a a+ `4 o. j
- transition: opacity 0.5s ease;
8 G- a4 T2 x K8 W$ }1 ^/ F - width: 160px;
: A" b4 e4 P: N - }
% A; `$ R; S' U' b - .dropdown-menu a {' A# {: ~" P, h* T9 b* A3 C/ @" }
- color: #fff;
* Q. m" d4 T; u. Z' r5 J5 J - }8 c0 ?0 N2 M+ l# ^; r; c9 \
- .dropdown-menu-item {
3 H& J, _8 [7 ?, s. K - cursor: pointer;
4 v+ J8 d2 J. m7 q - padding: 1em;
+ v2 [, ?+ E3 r1 D. l) a& X! r - text-align: center;) P5 X6 J& q' j/ A: `2 r
- }
$ _8 q; c2 e) r# l+ {, a8 j - .dropdown-menu-item:hover {
+ S2 l/ i& i' D% G - background-color: #eb272d;) L. E- J4 T' @
- }
复制代码
4 M+ S# }4 y7 W" M; U( u4 l4 ?可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
7 I2 S; F( T! _& g9 ~. S" _2 q - <!-- Checkbox toggle -->( ~2 m0 _! e& G8 [/ p3 G# H! J
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
; R6 v; I {; ]) n& |% g4 ~+ U* _ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
% O# _ e- H" z3 [- u% x - <!-- Content to toggle from www.mfbuluo.com-->
( r5 U0 V ?& [9 _3 U4 R: n2 q - <div role="toggle" class="toggle-content">3 A: ^1 o, G+ D T) j6 C& }
- BA-NA-NA-NA!
$ W' w: }! |5 V+ Q5 S - </div>9 E, X% m3 I" U9 _! W: _# i
- </div>
复制代码CSS代码内容如下: - .toggle {: l0 E/ @) a# z0 S# B
- margin: 0 auto;; n! }7 {! b1 B( o9 V- V
- max-width: 400px;3 _" n2 r+ p/ V: T, }
- }
0 f) |9 M/ F- n% Y - .toggle-label {
; h. x; h2 ~2 y( H$ k/ h% v - font-size: 16px;1 j2 u+ X1 I- ^# Z1 p
- background: #fff;
J+ D7 p L# y1 N- D- F: R! \) ^ - padding: 1em;
8 ^- h1 e/ j( A1 z) G - cursor: pointer;# v: v/ L! c" V7 o9 N; j2 X
- display: block;" C1 z/ f# ]4 ~1 M4 o
- margin: 0 auto 1em;, O; h/ E0 N+ a* [, ^6 x* A9 L& F# ^
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);0 I( ^5 X& x+ b3 B
- border-radius: 4px;( p2 ~, } X$ @# u4 B! s
- }' D4 X" Z y, W! q/ ^1 ^9 I
- .toggle-label:after {) l+ O: O, @2 |- u" @2 f: ~( R
- color: #ED3E44;
; N0 }+ b+ \) d3 s: ^ - content: "+";
8 _3 |6 A. D5 n# U - float: right;
. L6 V- O4 j6 ] ]+ ^1 n- q - font-weight: bold;1 P( j `; @! J* X9 w+ }
- }1 z4 |* A+ ~8 [& B1 x; K1 M7 \
- .toggle-content {
8 f: G' E8 X1 T+ l# ] - color: #B0B3C2; }* ?' c5 R; j; p9 k% G
- font-family: monospace;
, X3 S; p( |5 C8 {, | - font-size: 16px;; g% r% {" G7 E+ O
- margin-bottom: 1.5em;7 f# D4 K( { s. G5 W- q) n
- padding: 1em;0 b, T- y* j& ^0 T5 s, h4 a% k
- }
1 G) _9 |/ b7 U" k S( [, g1 m2 } - .toggle-input {
2 ~$ K' y: d7 N% B2 }$ X, i. A - display: none;
6 i$ }# P) B% _* a- w: h6 ~! O - }3 r# m" U, W' H8 ^5 E9 L
- .toggle-input:not(checked) ~ .toggle-content {
! @( u% x( Q6 ? X - display: none;
# S% h6 k+ z" ~8 l" E - }
# b: X# X& `) x( i X - .toggle-input:checked ~ .toggle-content {. q3 w) M! `/ O% g) E8 N$ t/ x
- display: block;
# H$ E" N' z' g - }
: p' a2 a8 o: s' f/ Y- a: ?& ] - .toggle-input:checked ~ .toggle-label:after {& Q) E ` r9 c
- content: "-";) l8 | I3 r4 V" \& T# _& v
- }
复制代码 9 y+ P" L$ S2 m: |6 ~# V+ r
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