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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!">$ n: }: `& t! {( Y; m
- Label for your tooltip
& V) x. ^7 |* m+ a6 n - </span>
复制代码CSS代码: - .tooltip-toggle {
! _( |4 i8 n. Q) p1 a - cursor: pointer;' o x+ L5 i% y- u7 _- G$ l
- position: relative;6 R4 X( t$ z, x( Y
- }1 r5 y; q% s+ x; e' {& `
- .tooltip-toggle svg { j; r& r* B4 V0 m0 e9 z) `6 T
- height: 18px;
( w( K2 E3 c' s! d - width: 18px;
. k7 S+ e: }* {: I" h) u - padding-right: 0.5rem;0 }& \, j2 Y& p; c) H ]
- }: d' W% i% x. U1 f
- .tooltip-toggle::before {
0 G; Q0 d8 V$ ~/ |- A2 J! I b - position: absolute;
8 m- G" c# a4 P; g" @- E5 {& N - top: -80px;
/ K7 N: Z, V- |# y( } - left: -80px;
& q0 Q) X4 i" w% ]) Y$ T. h& Y' H - background-color: #2B222A;: @% c5 d4 g" w. C
- border-radius: 5px;
. q I* t a3 B7 E - color: #fff;- c5 m$ \ I: Q- l9 Z
- content: attr(data-tooltip);7 r, A+ Y$ e* R- b/ y
- padding: 1rem;, O9 K9 G; M0 D6 f
- text-transform: none;/ O& Z. l0 t) z' n# u: I
- -webkit-transition: all 0.5s ease;
8 H. t# _ ^1 [! z& f* A - transition: all 0.5s ease;
]1 P" t+ ~9 N) |8 u J& t# y - width: 160px;5 A# I% \! d: C% z$ \5 O2 `
- }
: ~1 t7 H* U; t$ _6 O& N - .tooltip-toggle::after {% o7 [. G8 n2 ~ w
- position: absolute;, I; Y5 }% \. r F$ }6 l
- top: -12px;6 Y5 L9 ^, b( x6 {3 {
- left: 9px;; T3 V) Q$ E' J1 c. a
- border-left: 5px solid transparent;
( [9 P5 ^# Z1 l# v/ N - border-right: 5px solid transparent;
2 {5 Z6 s/ v M% r - border-top: 5px solid #2B222A;5 R7 O( A9 f( O) j! J
- content: " ";: U: x6 B- y( U, e
- font-size: 0;
3 G8 S6 l5 j. ~9 g8 r - line-height: 0;; u0 g! Z: `( `/ q8 t E
- margin-left: -5px;9 O3 s& J1 s5 P0 [, w
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
$ B5 {$ ~5 a0 u y& u - color: #efefef;
3 @$ z. |: s4 X( `4 K* X/ H0 | _ - font-family: monospace;5 d/ A; z1 }: M4 u( u
- font-size: 16px;0 H8 m# m3 F, f3 }
- opacity: 0;: @7 `, S9 C2 Y* @/ t# [3 C
- pointer-events: none;
; s9 m( w: y- s* P5 f - text-align: center;
& X% `2 T/ u! t# I( H - }
+ ?" c X# `) H& d! r& S ] - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
- F' F$ P% E5 v$ z: Y6 a5 p- F - opacity: 1;
* { f3 q" a4 m# K: j - -webkit-transition: all 0.75s ease; c+ [1 \- K" ?# p; K) s
- transition: all 0.75s ease;- U6 b) _! h2 x, F
- }
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">' `4 |' K4 g) Q
- <ul class="nav-items">" k1 k5 Z- A. c
- <!-- Navigation -->
1 n; N+ \+ x' L' f- ] - <li class="nav-item"><a href="#">Home</a></li>6 Q( F8 i( L. \8 a3 \/ c/ l8 l2 K
- <li class="nav-item"><a href="#">About</a></li>! \9 E! U! t1 d) l
- <li class="nav-item"><a href="#">Contact</a></li>4 P' c+ M5 N# M* _3 s
- <!-- Dropdown menu -->
, [* R/ [7 c% K: N - <li class="nav-item nav-item-dropdown">1 A! x5 N) H/ q* R" k
- <a class="dropdown-trigger" href="#">Settings</a>; L9 [- O! c6 w& S6 |0 P
- <ul class="dropdown-menu">
8 G( i, O+ x4 b& ~1 W( f - <li class="dropdown-menu-item">
1 j/ [# C0 M( T4 n/ ]8 p - <a href="#">Dropdown Item 1</a>: N- _2 V" x3 ^+ p
- </li>
0 G: K6 ~6 R- y3 o/ m4 U. g - <li class="dropdown-menu-item">1 }+ W$ c x& j, l& [
- <a href="#">Dropdown Item 2</a>& F- D$ u( q9 n* ?
- </li>0 b2 e. W1 p0 v- W6 H) \- F( J5 B
- <li class="dropdown-menu-item">
" ^, i" A* R/ h7 v- j% w - <a href="#">Dropdown Item 3</a>( Z7 m, g$ W( S2 @
- </li>
9 e# r& m$ H3 c; A0 Z- J9 r - </ul>; {, W$ D/ N, N2 s0 p- n0 }; F
- </li>
4 G4 v: [! T- _9 D, s: a - </ul>% y- W' e; f9 i8 B7 \6 h, q
- </div>
复制代码对应的CSS代码如下: - .nav-container {0 n) g! t5 \: ]& f+ G
- background-color: #fff;
: F* z& Q1 k1 J6 {3 ~2 @" }5 u# B - border-radius: 4px;
( M4 [# i* V9 Q - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ `6 d& I) z" }7 X6 M0 a) D - padding: 1em;, t0 r# Z2 ~) W
- border: 1px solid #eee;
" m9 r; n8 R- |* {# ~ - display: block;- C0 J$ c& b/ G* m$ y
- max-width: 400px;7 y2 D) J; V4 w0 k8 t
- margin: 0 auto; l/ F. \9 m+ ~, p h/ O8 c( g
- text-align: center;
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- ul,
! t. ?9 q- K2 q# L! y - li {
: [! r: ^! E5 _+ y; i" L( e - list-style: none; \/ M+ P# j e5 g
- -webkit-padding-start: 0;' h! ?. ]8 a8 ]. B8 Q
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- a {6 @5 {4 y% Y' Z0 b( b
- text-decoration: none;9 u8 E _2 n w5 H! X9 n, {
- color: #ED3E44;5 X0 L! i4 W' [7 D4 d3 k9 o
- }
$ \4 W. Y0 w8 h9 f1 z, ?8 f! K - .nav-item {
" J/ y1 w5 ]( J' J - padding: 1em;( t1 W) L" S, b% }, X
- display: inline;! |3 W) w( K- `/ Y- D9 F
- }
* U0 `0 z$ Z; k9 ^7 n( g - .nav-item-dropdown {
7 t5 r% l) U3 z9 |3 } - position: relative;6 i* X$ m# z& G+ b+ z/ T
- }
& F. e7 {7 L* B+ t - .nav-item-dropdown:hover > .dropdown-menu {3 B* T! e5 L* W1 A5 I5 U
- display: block;: o: U" l7 Q0 C1 S, |3 V
- opacity: 1;% J$ ? n5 {6 i8 `+ { I C
- }
7 M5 K( X+ M: a; ]2 M9 G& v - .dropdown-trigger {
5 Q. J& Q# Y2 q2 [' t - position: relative;' |8 q5 _7 Y! ^4 r$ j7 Z- z. R2 W
- }* t* K& c% V7 g
- .dropdown-trigger:focus + .dropdown-menu {% o- ~$ [" }, `% z4 @
- display: block;
6 Y- y5 a# R K8 m* T8 }0 D - opacity: 1;0 e5 L0 a' Q, ~( e
- } `' g9 x8 c; w5 T
- .dropdown-trigger::after {
1 ~8 d! D( [6 l" Z - content: "›";
, j m+ b. y: ^& s* P- W - position: absolute;
: w. j5 m! t s - color: #ED3E44;
' i5 J7 C: n$ e0 U- n" I0 ] - font-size: 24px;0 {! f; n/ n- E
- font-weight: bold;# Y+ q% d* t- |
- -webkit-transform: rotate(90deg);- p0 }# d) `2 [# @2 j, v" R
- transform: rotate(90deg);. \; n$ t) m! O+ i6 v+ T5 w
- top: -5px;$ |+ d q* Z/ S f
- right: -15px;
+ Y6 {0 H1 R, b1 B6 ] - }, Y5 s$ m/ R" s3 x
- .dropdown-menu {7 P/ W( [9 N+ J
- background-color: #ED3E44;6 L& R1 c$ J( h4 O
- display: inline-block;
- {" j" f" m. }3 ^' d - text-align: right;9 r) ~$ Z4 D7 m& Y
- position: absolute;
; i& n M ?/ _ - top: 2.5rem;
8 }, w' i" z2 ~2 D4 L0 \$ \9 z) o, E - right: -10px;# a; o# E' L4 Q$ D6 o
- display: none;! C6 @$ x. d3 u" s
- opacity: 0;1 E8 s$ i5 ^: p) h% H8 b
- -webkit-transition: opacity 0.5s ease;
7 S6 b5 u! Z4 U- ]( A+ d! T - transition: opacity 0.5s ease;' E! b4 m5 ~+ H2 y. g
- width: 160px;- X; a- t8 E% V! Q
- }* p3 Q+ s9 a8 U7 ]+ [9 ]" t$ f( E
- .dropdown-menu a {
8 c" \ ^4 u; e1 N - color: #fff;
2 T! v/ S- L6 Y1 P" A6 W - }
- O; `9 z6 N% F4 y - .dropdown-menu-item {9 U$ M: [1 M& Y: v
- cursor: pointer;
" n- S. I* W+ k( Y - padding: 1em;; q- \' ^7 d0 E( u* S
- text-align: center;3 m% @- t7 R- p n/ I: U# u6 q, c
- }
8 }6 G( a/ G- V7 R4 J - .dropdown-menu-item:hover {, A2 J, k% r1 L
- background-color: #eb272d;8 j1 y% J- Q* E* g8 G5 l
- }
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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">
6 q+ `: S) j l5 t" ]6 W' U - <!-- Checkbox toggle -->
* j1 i* [1 [* Q Y _1 ?0 R - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
# J1 H3 o5 y) Z8 T - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
1 E% c0 f# c( j" Y - <!-- Content to toggle from www.mfbuluo.com-->" e0 s. C7 R5 _
- <div role="toggle" class="toggle-content">: ?% F: K& K9 i) s) {4 D4 o
- BA-NA-NA-NA!3 o" r, Y, \# O' ^: ?2 @% D
- </div>
# ]; X' [2 L( Z1 \! {3 e* L - </div>
复制代码CSS代码内容如下: - .toggle {) T& {( S1 E8 d3 }% V8 c( {, u
- margin: 0 auto;
+ ]' y2 R: y% |" R: f6 }$ o% N, }, p - max-width: 400px;
6 G6 u% r, y7 c - }4 b3 f5 q( |5 ^8 z. ?1 |6 ?
- .toggle-label {* u0 k4 A" o/ E( S
- font-size: 16px;1 T) ^7 l; z2 L
- background: #fff;
; [4 m2 v5 \5 ^ - padding: 1em;
& T, @2 Y7 b& ~. X) ]( V! A - cursor: pointer;% e- W4 i9 O3 h, A! n3 Q5 m
- display: block;6 A- n% s7 E: F4 a
- margin: 0 auto 1em;
; {0 J* ~5 s2 x2 c p" { - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);; {+ y; B. b7 q, F
- border-radius: 4px;+ H3 ?/ ^( P9 |
- }
* c1 ~" ~ }0 O p# F6 q5 K - .toggle-label:after {5 ~, j `1 u7 V
- color: #ED3E44;
$ B2 b2 F% N% f, ]7 `( s! o7 h - content: "+";
) ~; N( B: s6 H) } b; l - float: right;
1 K2 ^7 w$ B4 K1 Q! y8 d ~/ g. i: x - font-weight: bold;1 A$ E0 J0 y" h7 a
- }2 u/ J- v4 O/ p6 \' L
- .toggle-content { H- S4 q6 C, c( P( ]4 ~3 V
- color: #B0B3C2;
) r" J1 e9 Y! Y | - font-family: monospace;
- ]) F1 g2 M5 M3 o- Z1 c - font-size: 16px;
2 Q: b! M0 ]: w$ L; q) j4 E - margin-bottom: 1.5em;' I* y- a. V+ {
- padding: 1em;0 ]8 n7 X1 F. s: u- R
- }
( ~& e4 ^* p; L) a+ g! U - .toggle-input {
+ q; n* g: K; O/ j& ?0 i - display: none;/ {) t2 [/ U0 p C
- }" q, x1 V0 G5 M& f$ Z
- .toggle-input:not(checked) ~ .toggle-content {
' ]3 X+ t$ z& ^ - display: none;
: q, d3 A; H4 B l9 A; j - }6 s( r8 X5 ^1 i7 C: ~" f
- .toggle-input:checked ~ .toggle-content {& [ J5 O4 S8 X r: K* a8 O
- display: block;: B3 r( Q0 B5 j3 O0 |) P) O- b
- }
. E. n# _" [7 {0 n- O. F0 A - .toggle-input:checked ~ .toggle-label:after {
6 p3 F1 t" e# `9 a" Y - content: "-";5 k& T! i9 ]$ o; u
- }
复制代码 9 r$ Y: `9 A" P7 R
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