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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!">+ q& ^: z# }' K( r2 h- ] L
- Label for your tooltip% M+ e& b8 k8 R$ W4 p; C1 u) V; X: e
- </span>
复制代码CSS代码: - .tooltip-toggle {) @9 k/ Y5 k4 v
- cursor: pointer;8 G" ?$ p: t% M `+ X
- position: relative;1 }- ~& b+ _6 I k; ~$ P) T7 }
- }% i+ Q3 u' W# Q8 c7 S
- .tooltip-toggle svg {" M- H2 f2 K, t
- height: 18px;
+ X* {/ D( h4 b. M - width: 18px;/ g$ j! P3 m. v7 O4 A$ C$ {) D
- padding-right: 0.5rem;
2 c8 @) y4 O, r Y2 B' L( n - }
5 B0 @: z9 ^* c3 Q0 t- u8 R' C - .tooltip-toggle::before {) e c, T/ @. g. c3 h! {
- position: absolute;9 Q6 Q. T# {; `+ a9 I
- top: -80px;! [. s3 T' Y! C/ F7 w! k4 g+ q, a
- left: -80px;4 a( A; d6 g, o7 E# |$ L4 D! @5 y
- background-color: #2B222A;
- c7 J [9 j6 |+ G# H% X1 P - border-radius: 5px;6 w/ V$ _4 \1 W( b" \4 S+ T
- color: #fff;
1 L& T* I3 O5 z& _1 I, y - content: attr(data-tooltip);0 k& F8 J7 S: ]* l0 s
- padding: 1rem;- T/ F( t! m7 u( H$ w3 U! O
- text-transform: none;
- y5 S) P) S5 L0 F+ B6 X, [; B - -webkit-transition: all 0.5s ease;) c/ Q! a" @2 e6 d$ ~
- transition: all 0.5s ease;
. F7 d7 ?) U/ d' n6 W - width: 160px;
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- .tooltip-toggle::after {
5 h: g7 \2 q$ k" O' I# } - position: absolute;
) k8 Q, ^0 N$ M2 F - top: -12px;
0 H X% m8 n7 M: P: J% V& A - left: 9px;
9 o' i9 K, n* V1 j - border-left: 5px solid transparent;- z8 m, u+ M" M A7 j3 R# J; [
- border-right: 5px solid transparent;
; _: `+ ]% F6 i - border-top: 5px solid #2B222A;+ L, N( b' n D" x& l" X0 a
- content: " ";
7 c' c# h: B5 n! x. G( }- b - font-size: 0;
9 K6 N4 R# G7 |4 U m, c9 e - line-height: 0;
& e4 t) e3 D! a3 e& z0 F9 B0 O - margin-left: -5px;7 B3 L9 `' k! F( z% k7 W& ^+ }
- width: 0;; M! t1 y7 S8 i1 v" D0 I
- }
* @ q b) d0 T2 g - .tooltip-toggle::before, .tooltip-toggle::after {
7 D5 c0 G) W: u2 c6 s: ]/ ]9 {8 W - color: #efefef;
4 q9 \2 Z/ U0 P, m' ?, ]# x - font-family: monospace;
: H0 q: }0 B7 B6 b5 G, E+ U - font-size: 16px;% K1 |* w. k0 z$ v: c- b( F
- opacity: 0;% `* F; |0 u" k2 `
- pointer-events: none;4 j. w, ^* J5 l$ i
- text-align: center;# A; `5 e; n% U8 o# ?7 }( M5 J
- }
+ h' e6 Q$ A: U3 D7 n* t: h( I - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {. e. D5 X( y2 c8 |- b3 a8 F; t8 g
- opacity: 1;2 x( r* f: R9 \; |# y! Z6 S
- -webkit-transition: all 0.75s ease;
- ^ e' F' T2 |5 L0 D# g - transition: all 0.75s ease;9 z( b* V( m( Q( t/ h2 ^1 m
- }
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# X2 A3 N9 S( H7 f - <ul class="nav-items"># K N' h% o6 {$ ?' d( ^7 }( j
- <!-- Navigation -->) I' r, K# X# ?! P
- <li class="nav-item"><a href="#">Home</a></li>
; s- [& M% w9 o2 k" u - <li class="nav-item"><a href="#">About</a></li>! o! m' \1 x& M
- <li class="nav-item"><a href="#">Contact</a></li>
8 a1 b/ J6 X, v9 m - <!-- Dropdown menu --> N8 z8 G0 F( C$ E' ^; S: {2 S
- <li class="nav-item nav-item-dropdown">$ c: m0 s) E" B& W" a6 V# {
- <a class="dropdown-trigger" href="#">Settings</a>
' T) u) u! l4 d! z0 {( ]9 x; W - <ul class="dropdown-menu">
- Z3 y& Z7 q3 V1 C3 @1 y9 g - <li class="dropdown-menu-item">8 H9 N" O+ q/ F9 ?; K9 S
- <a href="#">Dropdown Item 1</a>
2 ?# x f% |& L; b - </li>
6 i0 }1 M5 U0 `2 x$ C" ^ - <li class="dropdown-menu-item">
. R8 Z# A# t4 p8 v - <a href="#">Dropdown Item 2</a>
9 z5 Y$ M+ w( P. S, x, e6 k' A/ [ - </li>" v( Z5 o0 J' R" Z4 P q( N
- <li class="dropdown-menu-item">
& ^6 c# }3 ]) M4 A) _& {# R. I - <a href="#">Dropdown Item 3</a>
+ c- I2 T/ }% U0 ]; p" S% w - </li>9 |+ N' D: [0 q: N9 t+ Y) N
- </ul>
& Z1 m+ E0 Y* k% e - </li>, t9 p5 C$ ?/ @- r3 p7 L
- </ul>
" f' ? A% U$ v5 ?( R8 q! E - </div>
复制代码对应的CSS代码如下: - .nav-container {* u6 f X* Y5 Q x5 Y( n! D4 E
- background-color: #fff;
) C! q2 L3 d4 `7 r+ n8 e% k/ D - border-radius: 4px;7 K$ a4 A) j: L! Y; i, J
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);* u7 f+ {6 I0 M$ e1 t# f; E
- padding: 1em;
( V9 l$ q0 y( c6 Z - border: 1px solid #eee;
3 {% J6 H! t' j; }. u - display: block;
% A N, i; u7 O `: a, J; i* t, q1 i - max-width: 400px;* d% W- \$ u# v3 Z" v( `" p0 S
- margin: 0 auto;* G! y( C1 O; N- X& N, p% H2 x8 o
- text-align: center;; L. W! J+ q' k- D# N
- }
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- li {6 P5 k+ ~3 d4 U5 n& n1 g8 Y+ s
- list-style: none;
, M) J9 Q7 f/ ^* ^! B - -webkit-padding-start: 0;
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- a {6 a0 U& d' K9 q
- text-decoration: none;
) N- _/ z4 P* F8 \8 c - color: #ED3E44;3 m: S& }# X! T6 ~1 n) [( j8 A x
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- .nav-item {* }, q3 l9 u' A) G
- padding: 1em;" i- {; Y$ w" ~/ K, P
- display: inline;. q, I% U+ _6 F- H* t
- }+ q9 x! ~0 b+ N. a8 j
- .nav-item-dropdown {
6 W$ D% {! N- ]) q+ E. V8 h: L - position: relative;) Q( b# |- [: C n8 `
- }
! e4 l& p; U' `/ \$ ?$ y8 _" z: o" o - .nav-item-dropdown:hover > .dropdown-menu {2 b2 l8 l3 r3 V6 ]" V! g
- display: block;
. |8 O8 s( W; s. g4 j - opacity: 1;$ [8 v% X+ D% a7 ?% q7 U
- }
4 T u8 J" |$ c+ y) K - .dropdown-trigger {
/ n. o9 D& }) q# @* [4 q$ ^ - position: relative;/ p# S/ |% v9 l
- }
) B+ ~- r+ ?2 z. ^- v4 n - .dropdown-trigger:focus + .dropdown-menu {
. w0 u6 B6 q( P3 D; c9 l - display: block;( y' r! C4 a$ u2 y9 g f
- opacity: 1;, K0 `. o! T( U& f7 Y1 h
- }
& r, `8 h$ d6 j) E - .dropdown-trigger::after {$ c, X3 H1 U" o' x& i; Q2 P. v2 G
- content: "›";
9 ^3 b2 l3 U" s! g, w) R; l - position: absolute;, T7 y$ }3 a. q, N- R9 }& B
- color: #ED3E44;5 C" }# x$ }! m' Z. B% N& V
- font-size: 24px;+ x3 z4 e3 G7 R8 S
- font-weight: bold;
% N& l; O: P0 d - -webkit-transform: rotate(90deg);
+ k" u9 y' X( E; p+ [ - transform: rotate(90deg);* W( |+ ]( G. R0 n! L
- top: -5px;6 @1 e& ]* C9 E$ P6 W( S" U' N
- right: -15px;4 y% S8 V' Z" I% G3 T) J: l( N
- }6 J u5 N( w; i, g# @. X0 e
- .dropdown-menu {2 N* Y A( |6 ]6 d
- background-color: #ED3E44;
+ J- |9 r6 n3 }7 o* s4 y e6 x - display: inline-block;% }- T8 o+ f; H* o
- text-align: right;
! ?4 C( T8 G, Y9 E! l0 P* O K - position: absolute;3 v& b/ O, c! z; z+ d
- top: 2.5rem;
* d% a N3 ~" ^, C2 ~; P0 M4 P - right: -10px;
0 a r1 R& `1 b - display: none;
8 G: b6 }8 v3 l( u8 @# }# V# `+ X5 _ - opacity: 0;
9 K7 V/ Y. B2 v9 p7 C+ P, o6 O - -webkit-transition: opacity 0.5s ease;
+ I2 L8 w" _' @! @% ~ - transition: opacity 0.5s ease;
- f. L8 X3 w9 a6 _2 R( r - width: 160px;
2 F/ D$ T- U0 l V6 ~ - }$ U( w. {, k7 I- D% ^5 h
- .dropdown-menu a {; q- U6 ]% u1 k5 v5 h- [
- color: #fff;
& t/ C+ f P& d9 s" H8 d" i - }$ x6 ]" f; |" m) B4 U! z" B7 m
- .dropdown-menu-item { b9 X; T6 t2 @" B2 O
- cursor: pointer;+ j r2 A1 Z. N3 j! V2 C1 \
- padding: 1em;
! C/ v+ s( @# t# ~& Q- G) R - text-align: center;* }1 w4 L( V) D
- }3 Z" G1 ~ o) h3 b+ a
- .dropdown-menu-item:hover {
9 o- v# z. j& Y3 ^ - background-color: #eb272d;
1 Q0 G- T! n3 B7 | - }
复制代码 5 J$ o# I5 ]7 e$ \2 N
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
0 ~3 H8 o6 j# q3 D! x# }: R - <!-- Checkbox toggle -->% B6 A' h& S1 W/ Y: ?# ~. E; f6 s
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
! R5 u' A7 ^4 ]8 g' d/ | - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>: |3 _7 t) A- Y0 |9 l* x
- <!-- Content to toggle from www.mfbuluo.com-->6 m/ v3 }% C4 \9 ]
- <div role="toggle" class="toggle-content">' }4 P- K; l2 l0 ^4 M
- BA-NA-NA-NA!
^' J7 e- _8 y, v" w# b - </div>- A3 _" @$ ]/ f9 k0 ~, p1 b# y/ x) o
- </div>
复制代码CSS代码内容如下: - .toggle {
! u" O: d- i8 ], A6 V- d - margin: 0 auto;/ Y% K0 p) l/ d% G) U& A7 |) W
- max-width: 400px;
2 V- {3 I" |& u' f4 `2 T - }
) s0 @+ B( b' X6 ` - .toggle-label {2 |- Q. m$ y! c& @' i4 J
- font-size: 16px;. c3 q0 O/ y' z. X' C: ]) ^
- background: #fff;9 }' J# i- Y1 y3 T7 @! s
- padding: 1em;" ^: ?4 t# B- m
- cursor: pointer;( l+ v3 _. g& u, W5 u1 c
- display: block;
. O1 h/ U/ f4 r" ]7 f - margin: 0 auto 1em;( _: Q1 s% h+ `1 n
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);% e2 W# I( q5 k5 S' ^" a- ~
- border-radius: 4px;
! v5 R5 z4 w- v) P1 ~ - }
7 l1 `* `- S/ _" p5 }) H - .toggle-label:after {
' B O: ` f/ ^! l0 \' `0 z - color: #ED3E44;- O( ~/ w. q! M3 p. K) h
- content: "+";# _& k( z$ w; Y7 T a" K" L
- float: right;) ^% B1 r) e; N4 x- g- f
- font-weight: bold;
& i" B9 x2 t7 M - }# d) n% [; B; T- L6 F
- .toggle-content {+ V4 E( p9 I r- M4 o+ x
- color: #B0B3C2;
. z) f a/ _, f' P- t - font-family: monospace;$ |2 x/ L3 ?$ D5 f& L J' V
- font-size: 16px;: Z7 }. G/ Z$ p: n7 Q
- margin-bottom: 1.5em;# R. B0 x8 M" w% M) {5 _) k
- padding: 1em;# K& M- R9 _6 l8 E
- }; X2 f3 M+ R! J' F. T
- .toggle-input {1 \6 f W( n- a, {9 p$ R
- display: none;
& ~0 P6 H2 {- _/ C; f - }( j4 o" x0 D* a5 K! D+ x W% X* w
- .toggle-input:not(checked) ~ .toggle-content {; V! N6 S" Z. ]# G
- display: none;
4 K& U5 W: C- O4 e# b - }
7 o+ `, M# W8 x - .toggle-input:checked ~ .toggle-content {
. Q: C, u: l: l3 F Z% x) a - display: block;, E9 s; {% o6 F
- }
! n. b1 B# A t# U% N - .toggle-input:checked ~ .toggle-label:after {, ~- t, Y1 e) q
- content: "-";7 {) ~4 ^* g6 M* h k! H
- }
复制代码
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