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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!">8 l' B2 d! M$ Q1 }: s
- Label for your tooltip
0 d' p, W; ?7 `* X. f - </span>
复制代码CSS代码: - .tooltip-toggle {! R. w4 L4 x+ R' j1 v& F
- cursor: pointer;
( S6 b1 j5 {! n% b: i" I; q - position: relative;( j4 o( R9 i8 U( N! r" F
- }
" u& [* X1 b* m6 U# l' u - .tooltip-toggle svg {! c. L+ P* b: Z( R
- height: 18px;# N: x/ R. w! Z" c* _% \! n$ g
- width: 18px;
* B" j+ ^, k/ W - padding-right: 0.5rem;$ x; p8 s4 M1 v7 \( u: X6 ]2 b
- }
& Y# |2 [0 v7 z6 S8 i* g - .tooltip-toggle::before {
4 `! G ?- p* e# x - position: absolute;
8 O s' C, x; l0 l: n - top: -80px;" J, Z: Q3 |( M
- left: -80px;) ~3 ?3 F6 ~5 g( F/ }+ ]* j/ I4 k
- background-color: #2B222A;' ^8 {, l( N1 J3 l4 I+ k5 Y
- border-radius: 5px;
/ R/ J5 x9 _: V# D( q' r - color: #fff;7 t s+ k7 x3 Y9 N1 R( T. d
- content: attr(data-tooltip);/ ?% Z$ Z0 C; P G, u. k8 ?; ]
- padding: 1rem;9 x$ b5 E& I* [
- text-transform: none;
# m$ ?- G. ]+ b- Z) F( V - -webkit-transition: all 0.5s ease;
/ _$ r. D8 W) p) _$ r - transition: all 0.5s ease;% H3 U! W2 }* R, v
- width: 160px;$ t- S/ p% s0 j+ _0 ` i, N
- }
% I; `/ H: l: e% e. b8 J6 b - .tooltip-toggle::after {: p" l* W6 ~9 }
- position: absolute;
+ K2 a0 a7 O3 w1 z" F - top: -12px;
$ j, @9 i* ^& u/ t% _ - left: 9px;
3 [1 p8 T! a* R) t5 l - border-left: 5px solid transparent;
/ ]% I! i. T3 ? - border-right: 5px solid transparent;
8 k- D" O3 K/ n, C - border-top: 5px solid #2B222A;9 R, u a0 @+ m. v4 K! g" w
- content: " ";
( _& g* W2 ^8 x5 s+ x3 l' x' C# y6 ] - font-size: 0;
) Z* ?2 K( j" F6 |& C- ]- i - line-height: 0;% }$ R0 Z. M, u: ~: i3 e' X/ t
- margin-left: -5px;
& M- ]# R# X! e# z2 c - width: 0;% s6 T$ \) R, J) W. i
- }
0 P7 h! ]* W% _ - .tooltip-toggle::before, .tooltip-toggle::after {
5 S4 p M7 X) ?0 }8 M - color: #efefef;
/ k @' h* p% I- T$ q( X5 |% J - font-family: monospace;8 C6 K3 _2 z: v8 {' ?" e8 M- O) @5 U
- font-size: 16px;9 ] T1 ]) q% n: i) s+ I
- opacity: 0;
9 T) d3 L' ^6 \( D8 [, A - pointer-events: none;
! G; N1 l$ N# o% [. g7 c - text-align: center;
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4 z+ n9 W9 g2 ^ C& h9 N7 E - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
# Q \! h. \" d- \ - opacity: 1;
/ }( g% K$ G0 |5 P" d( W, M6 m/ H - -webkit-transition: all 0.75s ease;" w) h9 z1 m- F0 s
- transition: all 0.75s ease;6 T# C- o+ |, c, 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">
$ _& F9 t3 ^# |5 C; Z - <ul class="nav-items">' C8 a' G( @/ s& e7 k
- <!-- Navigation -->
/ ]/ r0 e. Y5 o Q* {# t2 F, L% Z - <li class="nav-item"><a href="#">Home</a></li>9 H2 X1 B" o& S" g
- <li class="nav-item"><a href="#">About</a></li>
; b2 L1 _. j6 E - <li class="nav-item"><a href="#">Contact</a></li>
; T* W1 h# P$ E0 `+ P - <!-- Dropdown menu -->
4 U# H, w0 D y5 @# A# h1 ] - <li class="nav-item nav-item-dropdown">+ v8 {# t9 ]4 C/ G# X9 c9 H+ W0 T c
- <a class="dropdown-trigger" href="#">Settings</a>
$ j# q2 n" a" e% C; s; G4 s - <ul class="dropdown-menu">
0 h' B4 v7 d9 E* }6 v - <li class="dropdown-menu-item">
' `! u$ h, b( D - <a href="#">Dropdown Item 1</a>: T7 ~7 ^$ b: Q- v& _
- </li>/ [/ d7 m! B% n3 P4 X9 ?8 g& s
- <li class="dropdown-menu-item">
2 L/ K# Q$ }" v* ~, E" p - <a href="#">Dropdown Item 2</a>
" m* [) p5 ~8 @% G - </li>
5 U4 T1 y) t P* | - <li class="dropdown-menu-item">
3 D( M2 p/ w1 N$ ^! A, L - <a href="#">Dropdown Item 3</a>& P% H7 b0 M: v- I
- </li>% ^/ D) S" j3 j f$ i( M
- </ul>
4 W5 s! N8 r! x - </li>
# v: s) I) T. M$ K7 [8 {9 i - </ul>
( W. _1 @( P3 y - </div>
复制代码对应的CSS代码如下: - .nav-container {
% D! ~% x/ V& A0 g& _; ] - background-color: #fff;
% e0 J0 ^( F4 g4 } - border-radius: 4px;: i. i( V; R0 q. I6 X. v
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* E4 R! Y! `+ @' x - padding: 1em;
! @3 _% T; d. f, Y. L2 J H - border: 1px solid #eee;
z$ }( V; A1 @9 Q - display: block;
4 L2 @9 L) G( h$ i3 h3 c+ c - max-width: 400px;
8 l6 w3 \: l+ Q8 d2 R- F; w5 s - margin: 0 auto;
8 F1 E' @) p+ }: | - text-align: center;! _! Y; _4 c5 {- o9 Q& L) l
- }
( q2 x9 I3 W/ O' m1 Q1 E0 Y' _ - ul,
+ n; ]1 c+ x3 F2 E1 O* B% ]! i6 { - li {: D' @. s/ d; H& M, D- |
- list-style: none;& ^' s6 }% z s+ z
- -webkit-padding-start: 0;
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- a {1 r0 ?, `' A' ^ n. e2 }
- text-decoration: none;" S" ~4 t# f: m; T* \; e
- color: #ED3E44;" Z1 N$ w2 _) q7 q5 B
- }
# w1 d0 R; T7 h; p K: U7 e - .nav-item {
( Z; i5 I: b6 e# u& g5 x - padding: 1em;# ]( E3 N* ?& }$ u3 k/ l
- display: inline;
$ ^8 L4 V7 j, H! `. _8 ` - }6 u) f6 L$ O0 n6 A! O* b
- .nav-item-dropdown {
2 C, N: u2 z- f# J - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu { \& T2 \, }) J0 h+ _+ b; r9 u
- display: block;
2 r- c' z4 v5 ~3 V/ K5 O - opacity: 1;7 R9 u" N S6 _9 Q
- }
; R& W, c, T/ J - .dropdown-trigger {
4 P+ T% H ?# S - position: relative;
r, `! q' t* L6 @. ]# d1 z - }
: n: d0 a4 c9 T1 e0 _ - .dropdown-trigger:focus + .dropdown-menu {. u1 q J( B# P k: A$ X8 N
- display: block;
5 y. J' E' W; a, _- ? - opacity: 1;
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- .dropdown-trigger::after {! I6 J4 B. S' |8 w8 ?( D
- content: "›";0 B5 O: i' f& i0 ^" b
- position: absolute;
/ H, v4 e6 d4 F! m5 q$ N% G - color: #ED3E44;. b: @( t; C3 M& u* T2 K% `
- font-size: 24px;! s. N+ w* W7 h- d8 m' t* ?, h
- font-weight: bold;1 s8 t7 G( ]. z' R3 e5 R
- -webkit-transform: rotate(90deg);8 _! d4 p- |2 y5 Q/ m1 z; g- F. G
- transform: rotate(90deg);. A- k/ n) |( C$ g+ q) v& R
- top: -5px;
$ L$ V! n* D+ {- ~ - right: -15px;# W% V* u5 A' B3 G! {; z
- }
1 A* Z7 X0 j3 I2 C - .dropdown-menu {2 I9 T" q8 V# i) ~6 u
- background-color: #ED3E44;
, e+ L( N% I' A, z- R - display: inline-block;
: U) q0 h( i/ x: d y! p( M8 ~ - text-align: right;
" ^, d2 c7 t- p - position: absolute;- _% I0 T) R( w6 v% ]! u
- top: 2.5rem;
( e2 V) n" l; `% k) e* Z - right: -10px;: y6 ?4 _4 w$ ?+ A# W
- display: none;
+ ?5 c' F. {5 _1 d: H0 G |0 y - opacity: 0;; c) _6 u. I; l0 P. M
- -webkit-transition: opacity 0.5s ease;
6 T4 ^" i F; y5 a2 |9 z! w: V - transition: opacity 0.5s ease;
5 z6 L: V0 i2 i- N$ H0 q - width: 160px;
0 O3 F) y9 c+ p( O; n - }
& L P/ p- w2 U6 o& ^1 o - .dropdown-menu a {
4 U$ i c. f0 ^ - color: #fff;
' _8 T6 d) M1 A$ j% l - }
- i& \' R( Z6 d# N/ v) ~- f p, U* B - .dropdown-menu-item {" m! M. O- k- x _
- cursor: pointer;
9 H0 V5 C# b& @. Q; I4 X+ h% O - padding: 1em;% v6 n# d2 p" I8 \6 g1 b* Y2 y
- text-align: center;9 b0 _ `9 w5 _1 N3 H# ~
- }9 n% |0 F% J* L6 `9 J9 i4 f
- .dropdown-menu-item:hover {: m0 s+ ]7 U% b6 x' ^( }+ p
- background-color: #eb272d;( C* O$ \$ g; E) P' o& _
- }
复制代码
3 A+ T y2 a, e可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">, n0 @4 X0 @7 C' {- A
- <!-- Checkbox toggle --># h) [" ?% ~: I5 D+ _# ? ~
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">5 x0 X3 E$ o' x' E* c7 j9 ?! Y
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>. O, ~8 N+ ^3 M& z; i/ K
- <!-- Content to toggle from www.mfbuluo.com-->: _0 }8 u7 t* N8 [3 V* f4 X
- <div role="toggle" class="toggle-content">
" x6 Q% b/ C( |3 e; D2 ] - BA-NA-NA-NA!
" Q6 X' D1 H+ F" w - </div>" O4 {5 W0 P: _ A K4 K# D
- </div>
复制代码CSS代码内容如下: - .toggle {0 C! R$ m a8 r' r
- margin: 0 auto;& @; T5 F# J% z
- max-width: 400px;* T# ^5 C2 U5 X5 ?: s( k+ k) _
- }. l3 s( F; J+ N: p: H! h2 T0 { h0 W
- .toggle-label {
: {( u% j2 m, W5 G, U - font-size: 16px;$ D+ X2 `' ?) M X! [: ^2 T% `
- background: #fff;
/ M6 V0 K( v" o8 `# B: S - padding: 1em;, d; h7 e* @9 X0 n
- cursor: pointer;
I9 d" S1 ^3 M. k - display: block;
: z' C" T$ A' Y7 Y4 c) d1 V - margin: 0 auto 1em;
9 Z' Q" P& Z& W. y6 t& {1 a7 F - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);: F1 Q9 I j' q, C Q
- border-radius: 4px;( Q4 t4 f: w3 F% z6 X* _
- }" U( u3 O2 a! x
- .toggle-label:after {3 y! `2 A) P0 {" c
- color: #ED3E44;
# M: L2 S+ t1 e4 @3 _/ s! c - content: "+";& t2 \+ g% H2 b
- float: right;. _5 Z' L2 N# f+ x( ]
- font-weight: bold;
" U6 L/ F, t+ C( \6 J- u \ - }
Y5 _2 _7 W. H& Z, T% `# J5 Y0 o; P - .toggle-content {( I5 z% R4 R+ m* K
- color: #B0B3C2;
0 @+ p4 ~- r' h7 o q- V% W1 ^ - font-family: monospace;
8 ?2 ~2 x4 J/ e; H5 e* \7 } - font-size: 16px;
. E# I# k& p: X - margin-bottom: 1.5em;9 @6 D: m- q0 J# B3 r8 p2 W: I
- padding: 1em;
' N# @1 k$ c* f5 N O1 e - }5 h7 @/ z v. J5 l# T
- .toggle-input {
* r% W' k2 I7 t0 m8 c' W3 N3 T - display: none;0 u0 Q S; Q+ Q1 d. b+ X
- }
+ Q9 J9 S* [# e5 P5 \ - .toggle-input:not(checked) ~ .toggle-content {
0 W" i7 K" C( ]2 `8 E5 }6 t - display: none;
5 `8 \" q7 `) D; J6 A - }* Z8 N& q9 K) [+ m
- .toggle-input:checked ~ .toggle-content {+ |5 ]* F: H8 M
- display: block;1 x$ H% d- A: w) I+ m1 N
- }9 l5 w9 a0 {" a5 E0 B) ]
- .toggle-input:checked ~ .toggle-label:after {
4 ~. k, P, a. a2 f" T m - content: "-";$ q: {3 x2 M" S, N, V9 \! u
- }
复制代码
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k c% S) ^! H( a" N) D! W) v6 q+ H# W1 l
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