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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!">0 E4 m7 z; J4 ~# K$ m
- Label for your tooltip* G$ U; o+ C* X: o
- </span>
复制代码CSS代码: - .tooltip-toggle {5 b7 y0 ?: L! o5 J& u
- cursor: pointer;6 I, x& q" z* k# V- ]
- position: relative;
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- .tooltip-toggle svg {
( Q3 c( n/ b, j \ - height: 18px;
" R! C+ j% u. J2 H - width: 18px;
3 s1 j# X' @. M: ^" C! D - padding-right: 0.5rem;
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- .tooltip-toggle::before {
: U" ?9 V; T6 J" l - position: absolute;7 E# e$ A9 C# R9 t& t0 z
- top: -80px;
! h) W: F$ r t" k3 B4 Z - left: -80px;! U w5 N: Y2 T: d" l
- background-color: #2B222A;
+ ?# u1 p, k/ t2 q8 v, v2 K - border-radius: 5px;8 r) v/ L- [0 p c% e
- color: #fff;7 j t0 N" d0 V7 l3 F
- content: attr(data-tooltip);
( l- a( C' S; L - padding: 1rem;1 ?# ^6 H2 R! Q' O
- text-transform: none;
2 J" {# ?* h3 W0 Z. y M - -webkit-transition: all 0.5s ease;
! m, k4 _% R3 l3 | - transition: all 0.5s ease;
( }! C( E/ o9 w3 ~( q3 W - width: 160px;
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- .tooltip-toggle::after {( l, Q7 L$ x% |3 z; F, P
- position: absolute;) X4 j/ [( Q- h! {$ b* J `4 K/ R! d
- top: -12px;4 E$ T- m8 G0 M; ?& Z3 W$ m
- left: 9px;
4 V& D* u( q" B! \7 N2 T# K - border-left: 5px solid transparent;6 a: j) Z; r2 ]# f
- border-right: 5px solid transparent;6 h- R: `! j6 q! Y7 q6 L8 Z8 F' w
- border-top: 5px solid #2B222A;. C4 V) ?! ^" c, |3 f
- content: " ";
- c! W% T" |3 P5 b, u( Q2 X5 h - font-size: 0;# o/ y3 t% R3 X3 G! C( O
- line-height: 0;
( n( [9 D% }# B0 Y - margin-left: -5px;
, x' Q7 |* l, y& h, T3 W/ j8 B - width: 0;1 s0 h% B6 b/ v+ X" I7 G/ n- l. A
- }
) x9 a! b( G$ @. |6 P - .tooltip-toggle::before, .tooltip-toggle::after {* T$ ]# w) `( `$ X- i, K# e
- color: #efefef;
% P: n" }) N8 }- A: Z0 W O! b4 q - font-family: monospace;
; m Z4 Q. r+ Q* p' z4 A. Y - font-size: 16px;9 @6 x( M9 g& a' T9 J& `
- opacity: 0;( k5 p3 I) h! K( V
- pointer-events: none;1 p: T! C2 T, v& [6 Z
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
' u! d' z- x" `: s, a - opacity: 1;7 [! f* w2 ]; W2 `, H$ ?
- -webkit-transition: all 0.75s ease;
8 E/ {/ u3 R5 \5 E - transition: all 0.75s ease;6 U4 f0 P8 G' d( d, h
- }
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">
. [' \: e# D7 K; n1 P6 @8 @9 A! s - <ul class="nav-items">9 B5 I( d6 h/ n6 _# W
- <!-- Navigation -->4 ~1 p; `. a. e
- <li class="nav-item"><a href="#">Home</a></li>9 A1 K* K. w8 }% \9 I# M5 r" i
- <li class="nav-item"><a href="#">About</a></li>/ \$ D* o, R, ?2 L/ z4 b
- <li class="nav-item"><a href="#">Contact</a></li>( g+ D+ T( o5 c9 K& [
- <!-- Dropdown menu -->, P: U/ G0 S, D. w
- <li class="nav-item nav-item-dropdown">1 I, z$ t) ^3 D1 N+ ^
- <a class="dropdown-trigger" href="#">Settings</a>* q2 v* |) v0 U2 M8 j5 n
- <ul class="dropdown-menu">
2 q+ G, I0 c1 s& R! E - <li class="dropdown-menu-item">$ c d- h' D. B5 \8 @# i7 _
- <a href="#">Dropdown Item 1</a>- p& l1 D" S! R4 P6 h( |1 F3 x% n4 V
- </li>
/ h9 ]" \0 b1 Y% m8 F7 b - <li class="dropdown-menu-item">) p* h7 I$ Z. I% l. X
- <a href="#">Dropdown Item 2</a>
9 j3 Z5 j' e- R7 s - </li> V! M& z6 S/ J, |- }
- <li class="dropdown-menu-item">
4 A" ?5 j; J1 `* P, ~/ F" r0 Q7 w7 W2 a - <a href="#">Dropdown Item 3</a>, @) Q0 R g" P$ i* r( J
- </li>
1 m2 p/ K+ K8 h3 f9 V7 N: ^ - </ul>
( u: m4 U; F: L7 \: Q4 e- D" p - </li>% x0 ~/ R. E' o R7 j; c
- </ul>
$ {% R6 e9 ?- B u& k! S' H3 P1 h - </div>
复制代码对应的CSS代码如下: - .nav-container {
9 l: g" H7 ^; ~6 K9 k - background-color: #fff;$ p2 S7 o" B% r2 f5 x
- border-radius: 4px;# \+ z# Y% K; z3 z: R
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ W; v$ T- c8 g- P8 T; m3 W0 Y - padding: 1em;; w7 T" E P5 q* g V
- border: 1px solid #eee;
% Q9 P2 I$ y$ h6 n5 I - display: block;
) i/ ]) g+ i+ F0 Y7 H7 E8 n4 t% D. c - max-width: 400px;& S$ O- \: t q# M9 [
- margin: 0 auto;
9 p+ t; h; L; [ - text-align: center;
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4 T' q1 }8 c. P - ul,
1 Z- ^' m# a; n+ b1 {* n; P+ i - li {( f. Y9 r9 X. E$ e
- list-style: none;
5 T6 } \0 m! Q$ F - -webkit-padding-start: 0;
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- a {
# i3 h* y; u8 J - text-decoration: none; e2 w1 r) j4 P& d( L: r
- color: #ED3E44;% q- k! p2 h- j8 Z' T
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- .nav-item {, J8 E. u1 y" K& L H) i5 }
- padding: 1em;" |4 _( z8 ?: V4 Y6 i& z: U2 ]$ ]5 a
- display: inline;
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- .nav-item-dropdown {$ B8 o2 }8 {$ O5 X
- position: relative;; s) Z3 d% y/ e; ~; G5 |
- }
1 y/ P; h4 e( e; M - .nav-item-dropdown:hover > .dropdown-menu {( y9 L2 }+ x; @: R% z' h
- display: block;
7 s! i) V! q& Z! L - opacity: 1;
/ ]- O! ~, I7 g, i8 E - }
/ ^" h3 {) v' O* r; W- F* H4 x: Y - .dropdown-trigger {! o F6 l) Q! L2 Y( h
- position: relative;
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( {- h. U& y- Y1 _8 h - .dropdown-trigger:focus + .dropdown-menu {5 w7 B0 o* ?7 X
- display: block;3 d5 e& `& S" F, O ~1 v1 X
- opacity: 1;( J( r6 A! j& J% m- t5 E2 n0 H8 p
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- .dropdown-trigger::after {+ ?6 @$ S3 u1 k/ b; `
- content: "›";0 R* F; A0 y* i7 {1 U' u, k
- position: absolute;
# `7 s- @2 k) p1 o' a% H9 _ - color: #ED3E44;) [6 W6 s9 y6 q9 z
- font-size: 24px;
& b) l8 g$ m% O: b - font-weight: bold;1 ^9 R, Z! h- P' w3 P2 F' y7 b. A
- -webkit-transform: rotate(90deg);( Q) I8 v- b: y6 Y5 ]# ]2 Z" z! x
- transform: rotate(90deg);" }9 B2 w* {) ` X4 w9 S9 i
- top: -5px;
2 a# p; H& R' J5 U- @ - right: -15px;0 u3 S6 E Q# R2 D! S
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- .dropdown-menu {
5 o" x* F P2 _- r/ I - background-color: #ED3E44;/ N h$ e3 l& P0 ]
- display: inline-block;
% i+ s" f" E# D% e - text-align: right;
. ]/ a+ U( H/ T, K - position: absolute;" o: I( x. G- ^
- top: 2.5rem;
8 i9 _- k7 \$ [5 ~+ b5 v& N - right: -10px;5 u' b' G: ~& ?. Q4 H% \& s' P \. N0 Y
- display: none;
8 w3 n% w. M ^' p \( G5 w+ Z - opacity: 0;$ Q7 R3 X6 \' g/ x4 h
- -webkit-transition: opacity 0.5s ease;' h U" k* u3 J- q+ _4 Q
- transition: opacity 0.5s ease;4 O" n7 |1 A3 J2 L. o5 [
- width: 160px;; j; ^) A( f& i4 Q. q9 o) U
- }* O8 K& l7 R+ t- {+ o0 X
- .dropdown-menu a {
1 G$ `: b z5 h/ |4 w' u3 d - color: #fff;2 q( Z, ^5 n8 O
- }
2 u; y* ~/ R; j - .dropdown-menu-item {
5 r, \3 {3 h, V+ H0 D - cursor: pointer;
7 `2 F8 r; B# I: N - padding: 1em;& ~( H# g. X' x: w7 m
- text-align: center;) _1 A9 Y1 ^* H- N+ m* G& w2 l2 f
- }
) U0 M' }! ^; Y+ K6 ~$ v - .dropdown-menu-item:hover {$ r4 P* L4 F: t/ N. Y
- background-color: #eb272d;
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复制代码
. ~; v6 A- [) J7 G" R% ]* `) w可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">( Z/ J) Y& q9 E8 l
- <!-- Checkbox toggle -->1 ]" F- m d9 D7 u! h6 d! U
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
9 V+ Y* w2 f3 u* I( k; A - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
/ H) w7 m4 A0 H+ C a - <!-- Content to toggle from www.mfbuluo.com-->6 b, _' C- X& q0 _8 C
- <div role="toggle" class="toggle-content">, q" K7 ?1 x8 I( ^9 `* J( k
- BA-NA-NA-NA!
" w$ d! j. R1 o0 h% S - </div>2 C+ g) G% I B2 X$ o: ?
- </div>
复制代码CSS代码内容如下: - .toggle {
; y8 f1 E& d( q8 g$ e) L8 P5 }+ G% W - margin: 0 auto;
9 T) J# b \& I: u7 C I4 J7 z, l - max-width: 400px;
7 x1 H* Z% u; X& X1 R' S2 u( d - }6 J8 a3 ^/ @( J: T: |# Z
- .toggle-label {
0 J& X- k; e. {6 T$ v' w2 i - font-size: 16px;
7 t# p- F5 W6 z1 [) ~) O - background: #fff;
3 e6 L3 {) E$ E" @* F7 f - padding: 1em;
' U/ G; V# }8 t4 Q; i6 x+ X: n - cursor: pointer;
# r) Q% H# |6 D( q - display: block;
6 {! _0 ~5 L1 J( G: V3 u8 _0 ^ - margin: 0 auto 1em;9 m2 D, B: f0 e- x0 }4 W
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* z' f& A! u# C' m& G% R - border-radius: 4px; b% b" `) `- h) N3 X* _
- }6 T- S/ }, u6 y+ y3 K+ c0 N3 D
- .toggle-label:after {% a8 Z# H* ?: x2 @4 N ]! o6 t8 h
- color: #ED3E44;
6 j0 r9 x* M& M3 {+ U* b2 s - content: "+";" c7 B- ?) Z: p0 O% m. ~
- float: right;
( U4 }1 K0 m+ c6 W - font-weight: bold;
* {! f6 a- {+ O3 h! E4 E, m6 U - }4 U8 C. L$ B/ F. R2 k$ V
- .toggle-content {$ a# M2 g" r8 T2 v- w' q- ?
- color: #B0B3C2;. C4 h! D+ X) Z& k5 P& ]
- font-family: monospace;3 Y4 @! `' O3 e- {2 r3 p8 h
- font-size: 16px; Z8 J3 O9 |8 S& |. x3 E
- margin-bottom: 1.5em;
* b8 X; @; w4 \- ^ - padding: 1em;
" S) k: J8 p9 B# N0 d - }
4 ?& ~. r2 Z; I- @! ]$ M - .toggle-input {6 S/ w% j+ C" f) J/ r( M# S: \
- display: none;6 l y8 f% I: o. J* u: Y
- }
0 D; ?9 s D6 n- s - .toggle-input:not(checked) ~ .toggle-content {
, U0 {0 n3 u9 Q8 Z% I! z8 N - display: none;, u V0 X) l" }: q8 ?- T
- }
6 O- V5 [1 S" I" L( H! P% J& f/ [- | - .toggle-input:checked ~ .toggle-content {
# Q/ D4 d/ j, ^ - display: block;
: @3 R, I( k; Q; a - }
9 W) ]& [$ t/ ~+ m; b5 N - .toggle-input:checked ~ .toggle-label:after {
5 w( n' }/ M+ o0 B: X: N( O - content: "-";1 ]; L7 b, x* }1 E& u
- }
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